diff --git a/.gitignore b/.gitignore
index a6bd9eea..c9d37799 100644
--- a/.gitignore
+++ b/.gitignore
@@ -63,4 +63,8 @@ dependency-graph.png
 
 # Contracts
 *.bin
-*.abi
\ No newline at end of file
+*.abi
+
+# Node.js
+tests/**/node_modules/*
+tests-solidity/**/node_modules/*
\ No newline at end of file