diff --git a/fetch b/fetch
index 80de5064..7002e55f 100755
--- a/fetch
+++ b/fetch
@@ -273,6 +273,10 @@ case "$(uname)" in
     "CYGWIN"*)
         os="Windows"
     ;;
+
+    *)
+        printf "%s\n" "Couldn't detect OS, exiting"
+    ;;
 esac
 
 # Get Distro