diff --git a/zsh/functions b/zsh/functions
index 5d11d722..37cce486 100644
--- a/zsh/functions
+++ b/zsh/functions
@@ -1,7 +1,7 @@
-#!/bin/bash
+#!/bin/zsh
 
 function command_exists() {
-    command -v "$1" &> /dev/null;
+    command -v "$1" &> /dev/null
 }
 
 # Open a file in Mac OS's quick-look