diff --git a/topics/tutorials/custom_language_support/annotator.md b/topics/tutorials/custom_language_support/annotator.md
index 06e259afc..7c8d99b1c 100644
--- a/topics/tutorials/custom_language_support/annotator.md
+++ b/topics/tutorials/custom_language_support/annotator.md
@@ -68,7 +68,7 @@ Annotate the `simple:key` literal expression, and differentiate between a well-f
 ```
 {src="simple_language_plugin/src/main/java/org/intellij/sdk/language/SimpleAnnotator.java" include-symbol="SimpleAnnotator"}
 
-> If the above code is copied at this stage of the tutorial, then remove the line below the comment "** Tutorial step 18.3 …" The quick fix class in that line is not defined until later in the tutorial.
+> If the above code is copied at this stage of the tutorial, then remove the line below the comment "** Tutorial step 19. …" The quick fix class in that line is not defined until later in the tutorial.
 >
 
 ## Register the Annotator