diff --git a/functions-common b/functions-common
index a26cc50db6..1452e2366b 100644
--- a/functions-common
+++ b/functions-common
@@ -433,7 +433,7 @@ function is_suse {
         GetOSVersion
     fi
 
-    [ "$os_VENDOR" = "openSUSE" ] || [ "$os_VENDOR" = "SUSE LINUX" ]
+    [[ "$os_VENDOR" =~ (openSUSE) || "$os_VENDOR" == "SUSE LINUX" ]]
 }