diff --git a/.gitignore b/.gitignore
index cf05a2cb7e29407de17a094ccfd1e551caf0744a..9a1dc008505d5c6a61b6c680a8fcd35085a85c3c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -45,6 +45,9 @@ coverage
 # Makefile's cache
 cache.mk
 
+# Ruby's local gem information
+Gemfile.lock
+
 # Temporary test reports
 report.xml
 latency_trace.txt