diff --git a/lib/app.js b/lib/app.js
index 1e727e8..1ae8c47 100644
--- a/lib/app.js
+++ b/lib/app.js
@@ -174,7 +174,7 @@ class App {
     return new Promise((resolve, reject) => {
       if (!this.norpc) {
         const defaultRpcOptions = `--gasLimit ${gasLimitHex} --accounts ${this.accounts} --port ${this.port}`;
-        const options = this.testrpcOptions || defaultRpcOptions;
+        const options = this.testrpcOptions + ` --gasLimit ${gasLimitHex}` || defaultRpcOptions;
         const command = './node_modules/ethereumjs-testrpc-sc/build/cli.node.js ';
 
         // Launch
diff --git a/package-lock.json b/package-lock.json
index 5e82752..038ec81 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -19,9 +19,9 @@
       }
     },
     "acorn": {
-      "version": "5.5.0",
-      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.5.0.tgz",
-      "integrity": "sha512-arn53F07VXmls4o4pUhSzBa4fvaagPRe7AVZ8l7NHxFWUie2DsuFSBMMNAkgzRlOhEhzAnxeKyaWVzOH4xqp/g=="
+      "version": "5.5.3",
+      "resolved": "https://registry.npmjs.org/acorn/-/acorn-5.5.3.tgz",
+      "integrity": "sha512-jd5MkIUlbbmb07nXH0DT3y7rDVtkzDi4XZOUVWAer8ajmF/DTSSbl5oNFyDOl/OXA33Bl79+ypHhl2pN20VeOQ=="
     },
     "acorn-dynamic-import": {
       "version": "2.0.2",
@@ -56,19 +56,18 @@
       }
     },
     "ajv": {
-      "version": "6.2.1",
-      "resolved": "https://registry.npmjs.org/ajv/-/ajv-6.2.1.tgz",
-      "integrity": "sha1-KKarxJOiq+D7TIUHrK7bQ/pVBnE=",
+      "version": "4.11.8",
+      "resolved": "https://registry.npmjs.org/ajv/-/ajv-4.11.8.tgz",
+      "integrity": "sha1-gv+wKynmYq5TvcIK8VlHcGc5xTY=",
       "requires": {
-        "fast-deep-equal": "1.1.0",
-        "fast-json-stable-stringify": "2.0.0",
-        "json-schema-traverse": "0.3.1"
+        "co": "4.6.0",
+        "json-stable-stringify": "1.0.1"
       }
     },
     "ajv-keywords": {
-      "version": "3.1.0",
-      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-3.1.0.tgz",
-      "integrity": "sha1-rCsnk5xUPpXSwG5/f1wnvkqlQ74="
+      "version": "1.5.1",
+      "resolved": "https://registry.npmjs.org/ajv-keywords/-/ajv-keywords-1.5.1.tgz",
+      "integrity": "sha1-MU3QpLM2j609/NxU7eYXG4htrzw="
     },
     "align-text": {
       "version": "0.1.4",
@@ -359,7 +358,7 @@
         "isobject": "3.0.1",
         "kind-of": "6.0.2",
         "repeat-element": "1.1.2",
-        "snapdragon": "0.8.1",
+        "snapdragon": "0.8.2",
         "snapdragon-node": "2.1.1",
         "split-string": "3.1.0",
         "to-regex": "3.0.2"
@@ -711,8 +710,7 @@
     "co": {
       "version": "4.6.0",
       "resolved": "https://registry.npmjs.org/co/-/co-4.6.0.tgz",
-      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ=",
-      "dev": true
+      "integrity": "sha1-bqa989hTrlTMuOR7+gvz+QMfsYQ="
     },
     "code-point-at": {
       "version": "1.1.0",
@@ -825,16 +823,6 @@
         "sha.js": "2.4.10"
       }
     },
-    "cross-spawn": {
-      "version": "5.1.0",
-      "resolved": "https://registry.npmjs.org/cross-spawn/-/cross-spawn-5.1.0.tgz",
-      "integrity": "sha1-6L0O/uWPz/b4+UUQoKVUu/ojVEk=",
-      "requires": {
-        "lru-cache": "4.1.1",
-        "shebang-command": "1.2.0",
-        "which": "1.3.0"
-      }
-    },
     "cryptiles": {
       "version": "3.1.2",
       "resolved": "https://registry.npmjs.org/cryptiles/-/cryptiles-3.1.2.tgz",
@@ -883,8 +871,9 @@
       "version": "1.0.0",
       "resolved": "https://registry.npmjs.org/d/-/d-1.0.0.tgz",
       "integrity": "sha1-dUu1v+VUUdpppYuU1F9MWwRi1Y8=",
+      "dev": true,
       "requires": {
-        "es5-ext": "0.10.39"
+        "es5-ext": "0.10.40"
       }
     },
     "dashdash": {
@@ -1074,9 +1063,10 @@
       }
     },
     "es5-ext": {
-      "version": "0.10.39",
-      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.39.tgz",
-      "integrity": "sha512-AlaXZhPHl0po/uxMx1tyrlt1O86M6D5iVaDH8UgLfgek4kXTX6vzsRfJQWC2Ku+aG8pkw1XWzh9eTkwfVrsD5g==",
+      "version": "0.10.40",
+      "resolved": "https://registry.npmjs.org/es5-ext/-/es5-ext-0.10.40.tgz",
+      "integrity": "sha512-S9Fh3oya5OOvYSNGvPZJ+vyrs6VYpe1IXPowVe3N1OhaiwVaGlwfn3Zf5P5klYcWOA0toIwYQW8XEv/QqhdHvQ==",
+      "dev": true,
       "requires": {
         "es6-iterator": "2.0.3",
         "es6-symbol": "3.1.1"
@@ -1086,9 +1076,10 @@
       "version": "2.0.3",
       "resolved": "https://registry.npmjs.org/es6-iterator/-/es6-iterator-2.0.3.tgz",
       "integrity": "sha1-p96IkUGgWpSwhUQDstCg+/qY87c=",
+      "dev": true,
       "requires": {
         "d": "1.0.0",
-        "es5-ext": "0.10.39",
+        "es5-ext": "0.10.40",
         "es6-symbol": "3.1.1"
       }
     },
@@ -1096,9 +1087,10 @@
       "version": "0.1.5",
       "resolved": "https://registry.npmjs.org/es6-map/-/es6-map-0.1.5.tgz",
       "integrity": "sha1-kTbgUD3MBqMBaQ8LsU/042TpSfA=",
+      "dev": true,
       "requires": {
         "d": "1.0.0",
-        "es5-ext": "0.10.39",
+        "es5-ext": "0.10.40",
         "es6-iterator": "2.0.3",
         "es6-set": "0.1.5",
         "es6-symbol": "3.1.1",
@@ -1109,9 +1101,10 @@
       "version": "0.1.5",
       "resolved": "https://registry.npmjs.org/es6-set/-/es6-set-0.1.5.tgz",
       "integrity": "sha1-0rPsXU2ADO2BjbU40ol02wpzzLE=",
+      "dev": true,
       "requires": {
         "d": "1.0.0",
-        "es5-ext": "0.10.39",
+        "es5-ext": "0.10.40",
         "es6-iterator": "2.0.3",
         "es6-symbol": "3.1.1",
         "event-emitter": "0.3.5"
@@ -1121,18 +1114,20 @@
       "version": "3.1.1",
       "resolved": "https://registry.npmjs.org/es6-symbol/-/es6-symbol-3.1.1.tgz",
       "integrity": "sha1-vwDvT9q2uhtG7Le2KbTH7VcVzHc=",
+      "dev": true,
       "requires": {
         "d": "1.0.0",
-        "es5-ext": "0.10.39"
+        "es5-ext": "0.10.40"
       }
     },
     "es6-weak-map": {
       "version": "2.0.2",
       "resolved": "https://registry.npmjs.org/es6-weak-map/-/es6-weak-map-2.0.2.tgz",
       "integrity": "sha1-XjqzIlH/0VOKH45f+hNXdy+S2W8=",
+      "dev": true,
       "requires": {
         "d": "1.0.0",
-        "es5-ext": "0.10.39",
+        "es5-ext": "0.10.40",
         "es6-iterator": "2.0.3",
         "es6-symbol": "3.1.1"
       }
@@ -1154,11 +1149,6 @@
         "source-map": "0.2.0"
       },
       "dependencies": {
-        "estraverse": {
-          "version": "1.9.3",
-          "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-1.9.3.tgz",
-          "integrity": "sha1-r2fy3JIlgkFZUJJgkaQAXSnJu0Q="
-        },
         "source-map": {
           "version": "0.2.0",
           "resolved": "https://registry.npmjs.org/source-map/-/source-map-0.2.0.tgz",
@@ -1174,11 +1164,20 @@
       "version": "3.6.0",
       "resolved": "https://registry.npmjs.org/escope/-/escope-3.6.0.tgz",
       "integrity": "sha1-4Bl16BJ4GhY6ba392AOY3GTIicM=",
+      "dev": true,
       "requires": {
         "es6-map": "0.1.5",
         "es6-weak-map": "2.0.2",
         "esrecurse": "4.2.1",
         "estraverse": "4.2.0"
+      },
+      "dependencies": {
+        "estraverse": {
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.2.0.tgz",
+          "integrity": "sha1-De4/7TH81GlhjOc0IJn8GvoL2xM=",
+          "dev": true
+        }
       }
     },
     "eslint": {
@@ -1205,7 +1204,7 @@
         "inquirer": "0.12.0",
         "is-my-json-valid": "2.17.2",
         "is-resolvable": "1.1.0",
-        "js-yaml": "3.10.0",
+        "js-yaml": "3.11.0",
         "json-stable-stringify": "1.0.1",
         "levn": "0.3.0",
         "lodash": "4.17.5",
@@ -1224,6 +1223,12 @@
         "user-home": "2.0.0"
       },
       "dependencies": {
+        "estraverse": {
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.2.0.tgz",
+          "integrity": "sha1-De4/7TH81GlhjOc0IJn8GvoL2xM=",
+          "dev": true
+        },
         "glob": {
           "version": "7.1.2",
           "resolved": "https://registry.npmjs.org/glob/-/glob-7.1.2.tgz",
@@ -1237,6 +1242,12 @@
             "once": "1.4.0",
             "path-is-absolute": "1.0.1"
           }
+        },
+        "strip-bom": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
+          "integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM=",
+          "dev": true
         }
       }
     },
@@ -1307,6 +1318,63 @@
             "esutils": "2.0.2",
             "isarray": "1.0.0"
           }
+        },
+        "find-up": {
+          "version": "2.1.0",
+          "resolved": "https://registry.npmjs.org/find-up/-/find-up-2.1.0.tgz",
+          "integrity": "sha1-RdG35QbHF93UgndaK3eSCjwMV6c=",
+          "dev": true,
+          "requires": {
+            "locate-path": "2.0.0"
+          }
+        },
+        "load-json-file": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/load-json-file/-/load-json-file-2.0.0.tgz",
+          "integrity": "sha1-eUfkIUmvgNaWy/eXvKq8/h/inKg=",
+          "dev": true,
+          "requires": {
+            "graceful-fs": "4.1.11",
+            "parse-json": "2.2.0",
+            "pify": "2.3.0",
+            "strip-bom": "3.0.0"
+          }
+        },
+        "path-type": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/path-type/-/path-type-2.0.0.tgz",
+          "integrity": "sha1-8BLMuEFbcJb8LaoQVMPXI4lZTHM=",
+          "dev": true,
+          "requires": {
+            "pify": "2.3.0"
+          }
+        },
+        "read-pkg": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/read-pkg/-/read-pkg-2.0.0.tgz",
+          "integrity": "sha1-jvHAYjxqbbDcZxPEv6xGMysjaPg=",
+          "dev": true,
+          "requires": {
+            "load-json-file": "2.0.0",
+            "normalize-package-data": "2.4.0",
+            "path-type": "2.0.0"
+          }
+        },
+        "read-pkg-up": {
+          "version": "2.0.0",
+          "resolved": "https://registry.npmjs.org/read-pkg-up/-/read-pkg-up-2.0.0.tgz",
+          "integrity": "sha1-a3KoBImE4MQeeVEP1en6mbO1Sb4=",
+          "dev": true,
+          "requires": {
+            "find-up": "2.1.0",
+            "read-pkg": "2.0.0"
+          }
+        },
+        "strip-bom": {
+          "version": "3.0.0",
+          "resolved": "https://registry.npmjs.org/strip-bom/-/strip-bom-3.0.0.tgz",
+          "integrity": "sha1-IzTBjpx1n3vdVv3vfprj1YjmjtM=",
+          "dev": true
         }
       }
     },
@@ -1331,7 +1399,7 @@
       "integrity": "sha512-yAcIQxtmMiB/jL32dzEp2enBeidsB7xWPLNiw3IIkpVds1P+h7qF9YwJq1yUNzp2OKXgAprs4F61ih66UsoD1A==",
       "dev": true,
       "requires": {
-        "acorn": "5.5.0",
+        "acorn": "5.5.3",
         "acorn-jsx": "3.0.1"
       }
     },
@@ -1347,20 +1415,37 @@
       "dev": true,
       "requires": {
         "estraverse": "4.2.0"
+      },
+      "dependencies": {
+        "estraverse": {
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.2.0.tgz",
+          "integrity": "sha1-De4/7TH81GlhjOc0IJn8GvoL2xM=",
+          "dev": true
+        }
       }
     },
     "esrecurse": {
       "version": "4.2.1",
       "resolved": "https://registry.npmjs.org/esrecurse/-/esrecurse-4.2.1.tgz",
       "integrity": "sha512-64RBB++fIOAXPw3P9cy89qfMlvZEXZkqqJkjqqXIvzP5ezRZjW+lPWjw35UX/3EhUPFYbg5ER4JYgDw4007/DQ==",
+      "dev": true,
       "requires": {
         "estraverse": "4.2.0"
+      },
+      "dependencies": {
+        "estraverse": {
+          "version": "4.2.0",
+          "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.2.0.tgz",
+          "integrity": "sha1-De4/7TH81GlhjOc0IJn8GvoL2xM=",
+          "dev": true
+        }
       }
     },
     "estraverse": {
-      "version": "4.2.0",
-      "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-4.2.0.tgz",
-      "integrity": "sha1-De4/7TH81GlhjOc0IJn8GvoL2xM="
+      "version": "1.9.3",
+      "resolved": "https://registry.npmjs.org/estraverse/-/estraverse-1.9.3.tgz",
+      "integrity": "sha1-r2fy3JIlgkFZUJJgkaQAXSnJu0Q="
     },
     "esutils": {
       "version": "2.0.2",
@@ -1406,7 +1491,7 @@
       "requires": {
         "async": "2.6.0",
         "ethereum-common": "0.2.0",
-        "ethereumjs-tx": "1.3.3",
+        "ethereumjs-tx": "1.3.4",
         "ethereumjs-util": "5.1.5",
         "merkle-patricia-tree": "2.1.2"
       },
@@ -1420,17 +1505,25 @@
       }
     },
     "ethereumjs-testrpc-sc": {
-      "version": "6.0.7",
-      "resolved": "https://registry.npmjs.org/ethereumjs-testrpc-sc/-/ethereumjs-testrpc-sc-6.0.7.tgz",
-      "integrity": "sha512-6X/FknTe702L0UGtJ3V3qlh6HNavJkuuRxB18fbITOuOyvCike7O5TVYOthqyCdxgW+ZW/FQGtFpoKeuRZnbNg==",
+      "version": "6.1.0",
+      "resolved": "https://registry.npmjs.org/ethereumjs-testrpc-sc/-/ethereumjs-testrpc-sc-6.1.0.tgz",
+      "integrity": "sha512-yeB7adNxWJxPcHqC/kF5r38Ew6hDuLrVWlUS5Nd8OOS/NMQkKLOwybUbnEWz5ceXKQDQsEn05hrwbHojm1q1Bw==",
       "requires": {
-        "webpack": "3.11.0"
+        "web3": "1.0.0-beta2",
+        "webpack": "2.7.0"
+      },
+      "dependencies": {
+        "web3": {
+          "version": "1.0.0-beta2",
+          "resolved": "https://registry.npmjs.org/web3/-/web3-1.0.0-beta2.tgz",
+          "integrity": "sha1-vek+K4jEMWc/JdgSmCIaHsKxqe8="
+        }
       }
     },
     "ethereumjs-tx": {
-      "version": "1.3.3",
-      "resolved": "https://registry.npmjs.org/ethereumjs-tx/-/ethereumjs-tx-1.3.3.tgz",
-      "integrity": "sha1-7OBR0+/b53GtKlGNYWMsoqt17Ls=",
+      "version": "1.3.4",
+      "resolved": "https://registry.npmjs.org/ethereumjs-tx/-/ethereumjs-tx-1.3.4.tgz",
+      "integrity": "sha512-kOgUd5jC+0tgV7t52UDECMMz9Uf+Lro+6fSpCvzWemtXfMEcwI3EOxf5mVPMRbTFkMMhuERokNNVF3jItAjidg==",
       "dev": true,
       "requires": {
         "ethereum-common": "0.0.18",
@@ -1504,9 +1597,10 @@
       "version": "0.3.5",
       "resolved": "https://registry.npmjs.org/event-emitter/-/event-emitter-0.3.5.tgz",
       "integrity": "sha1-34xp7vFkeSPHFXuc6DhAYQsCzDk=",
+      "dev": true,
       "requires": {
         "d": "1.0.0",
-        "es5-ext": "0.10.39"
+        "es5-ext": "0.10.40"
       }
     },
     "events": {
@@ -1523,20 +1617,6 @@
         "safe-buffer": "5.1.1"
       }
     },
-    "execa": {
-      "version": "0.7.0",
-      "resolved": "https://registry.npmjs.org/execa/-/execa-0.7.0.tgz",
-      "integrity": "sha1-lEvs00zEHuMqY6n68nrVpl/Fl3c=",
-      "requires": {
-        "cross-spawn": "5.1.0",
-        "get-stream": "3.0.0",
-        "is-stream": "1.1.0",
-        "npm-run-path": "2.0.2",
-        "p-finally": "1.0.0",
-        "signal-exit": "3.0.2",
-        "strip-eof": "1.0.0"
-      }
-    },
     "exit-hook": {
       "version": "1.1.1",
       "resolved": "https://registry.npmjs.org/exit-hook/-/exit-hook-1.1.1.tgz",
@@ -1553,7 +1633,7 @@
         "extend-shallow": "2.0.1",
         "posix-character-classes": "0.1.1",
         "regex-not": "1.0.2",
-        "snapdragon": "0.8.1",
+        "snapdragon": "0.8.2",
         "to-regex": "3.0.2"
       },
       "dependencies": {
@@ -1662,7 +1742,7 @@
         "extend-shallow": "2.0.1",
         "fragment-cache": "0.2.1",
         "regex-not": "1.0.2",
-        "snapdragon": "0.8.1",
+        "snapdragon": "0.8.2",
         "to-regex": "3.0.2"
       },
       "dependencies": {
@@ -1702,12 +1782,14 @@
     "fast-deep-equal": {
       "version": "1.1.0",
       "resolved": "https://registry.npmjs.org/fast-deep-equal/-/fast-deep-equal-1.1.0.tgz",
-      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ="
+      "integrity": "sha1-wFNHeBfIa1HaqFPIHgWbcz0CNhQ=",
+      "dev": true
     },
     "fast-json-stable-stringify": {
       "version": "2.0.0",
       "resolved": "https://registry.npmjs.org/fast-json-stable-stringify/-/fast-json-stable-stringify-2.0.0.tgz",
-      "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I="
+      "integrity": "sha1-1RQsDK7msRifh9OnYREGT4bIu/I=",
+      "dev": true
     },
     "fast-levenshtein": {
       "version": "2.0.6",
@@ -1764,11 +1846,12 @@
       }
     },
     "find-up": {
-      "version": "2.1.0",
-      "resolved": "https://registry.npmjs.org/find-up/-/find-up-2.1.0.tgz",
-      "integrity": "sha1-RdG35QbHF93UgndaK3eSCjwMV6c=",
+      "version": "1.1.2",
+      "resolved": "https://registry.npmjs.org/find-up/-/find-up-1.1.2.tgz",
+      "integrity": "sha1-ay6YIrGizgpgq2TWEOzK1TyyTQ8=",
       "requires": {
-        "locate-path": "2.0.0"
+        "path-exists": "2.1.0",
+        "pinkie-promise": "2.0.1"
       }
     },
     "flat-cache": {
@@ -2652,11 +2735,6 @@
       "resolved": "https://registry.npmjs.org/get-caller-file/-/get-caller-file-1.0.2.tgz",
       "integrity": "sha1-9wLmMSfn4jHBYKgMFVSstw1QR+U="
     },
-    "get-stream": {
-      "version": "3.0.0",
-      "resolved": "https://registry.npmjs.org/get-stream/-/get-stream-3.0.0.tgz",
-      "integrity": "sha1-jpQ9E1jcN1VQVOy+LtsFqhdO3hQ="
-    },
     "get-value": {
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@@ -6410,32 +6008,31 @@
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@@ -6463,9 +6060,9 @@
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@@ -6484,18 +6081,6 @@
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@@ -6532,35 +6117,30 @@
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@@ -6570,34 +6150,22 @@
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diff --git a/package.json b/package.json
index 5b94303..a138c14 100644
--- a/package.json
+++ b/package.json
@@ -22,7 +22,7 @@
   "license": "ISC",
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