diff --git a/requirements.txt b/requirements.txt
index 3f90f263..41ed10af 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,7 +2,7 @@ rlp<1.0.0
 ethereum>=2.3.0
 ZODB>=5.3.0
 z3-solver>=4.5
-laser-ethereum>=0.17.1
+laser-ethereum>=0.17.3
 requests
 BTrees
 plyvel
diff --git a/setup.py b/setup.py
index c3b390c8..9d9325c1 100755
--- a/setup.py
+++ b/setup.py
@@ -5,7 +5,7 @@ import os
 # Package version (vX.Y.Z). It must match git tag being used for CircleCI
 # deployment; otherwise the build will failed.
 
-VERSION = "v0.17.2"
+VERSION = "v0.17.3"
 
 class VerifyVersionCommand(install):
   """Custom command to verify that the git tag matches our version"""
@@ -307,7 +307,7 @@ setup(
         'ethereum>=2.3.0',
         'ZODB>=5.3.0',
         'z3-solver>=4.5',
-        'laser-ethereum>=0.17.1',
+        'laser-ethereum>=0.17.3',
         'requests',
         'BTrees',
         'py-solc',