diff --git a/.gitignore b/.gitignore
index 7fab33f949..899be3e749 100644
--- a/.gitignore
+++ b/.gitignore
@@ -47,3 +47,6 @@ test/integration/gcloud/config.sh
 test/integration/tmp
 
 credentials.json
+
+# File to populate env vars used by Docker test runs
+.envrc