diff --git a/build/run_tests.sh b/build/run_tests.sh
index 58b10aea..308641bf 100755
--- a/build/run_tests.sh
+++ b/build/run_tests.sh
@@ -1,5 +1,5 @@
 #!/bin/bash
-if [ $JOB = "e2e" ]; then
+if [ "$JOB" = "e2e" ]; then
   npm run e2e
 else
   npm run unit