diff --git a/extensions/chromium/runet-censorship-bypass/grep.sh b/extensions/chromium/runet-censorship-bypass/grep.sh
index b5e8a86..d83c5e3 100755
--- a/extensions/chromium/runet-censorship-bypass/grep.sh
+++ b/extensions/chromium/runet-censorship-bypass/grep.sh
@@ -1 +1 @@
-grep -r $@ ./src --exclude-dir=vendor --exclude-dir=node_modules --exclude-dir=dist
+grep -r "$@" ./src --exclude-dir=vendor --exclude-dir=node_modules --exclude-dir=dist