diff --git a/pkgui.sh b/pkgui.sh
index b928e75..71199e8 100644
--- a/pkgui.sh
+++ b/pkgui.sh
@@ -34,7 +34,7 @@
     fi
 
     for pkg in go curl pkgui; do
-      case $pkg in
+      case "$pkg" in
       pkgui)
         if command_exists $pkg; then
           return 0