diff --git a/setup.py b/setup.py
index 1f0a0a02..67d7f39a 100755
--- a/setup.py
+++ b/setup.py
@@ -97,6 +97,7 @@ setup(
         "configparser>=3.5.0",
         "persistent>=4.2.0",
         "ethereum-input-decoder>=0.2.2",
+        "matplotlib",
     ],
     tests_require=["mypy", "pytest>=3.6.0", "pytest_mock", "pytest-cov"],
     python_requires=">=3.5",