diff --git a/tools/install.sh b/tools/install.sh
index 181fbc1a..429a5f3d 100755
--- a/tools/install.sh
+++ b/tools/install.sh
@@ -211,7 +211,7 @@ main() {
     # Zsh exits immeditaly after invocation if STDIN is not a TTY, so it would be
     # pointless to exec it in the first place. Let's just print a message instead.
     printf "${BLUE}No input TTY! To begin using Oh My Zsh, start a new zsh session!${NORMAL}\n"
-    exit 0
+    exit
   elif [ -n "$CHSH_ZSH" ]; then
     exec "$CHSH_ZSH" --LOGIN
   else