diff --git a/libexec/portzap/portzap-install b/libexec/portzap/portzap-install
index 1a0ea4c..b407560 100755
--- a/libexec/portzap/portzap-install
+++ b/libexec/portzap/portzap-install
@@ -49,7 +49,7 @@ perform_install()
 
 run_install()
 {
-    install -o root -g _portzap -m "${mode}" -v ${@}
+    install -o root -g _portzap -m "${mode}" -v "$@"
 }
 
 ##