diff --git a/instructions/update-code-from-shorthand.instructions.md b/instructions/update-code-from-shorthand.instructions.md
index 96e4942..8d68cc9 100644
--- a/instructions/update-code-from-shorthand.instructions.md
+++ b/instructions/update-code-from-shorthand.instructions.md
@@ -61,7 +61,7 @@ affected file(s).
 [user]
 > Edit the code file ${REQUIRED_FILE}.
 [agent]
-> Did you mean to prepend the prompt with "${openMarker}"?
+> Did you mean to prepend the prompt with "${openPrompt}"?
 [user]
 > ${openMarker} - edit the code file ${REQUIRED_FILE}.
 ```