diff --git a/docs/fix/Fix-User-Guide.md b/docs/fix/Fix-User-Guide.md
index 2c188e1..668429a 100644
--- a/docs/fix/Fix-User-Guide.md
+++ b/docs/fix/Fix-User-Guide.md
@@ -27,7 +27,7 @@ Flux-Example:
 - when using the FLUX: 
 - - address the `fix`-module
 - - you can add variables
-- - The Fix transformation can be part of the FLUX `|fix("retain(`245??`)")` - usually useful for short fixes
+- - The Fix transformation can be part of the FLUX `|fix("retain('245??')")` - usually useful for short fixes
 - - or it can be separated in an external file, that is called in the FLUX-Process as in the code snippet above
 - when using it in a Java process, just add the library to your process