diff --git a/prompts/CODE_STYLEGUIDE_GO.md b/prompts/CODE_STYLEGUIDE_GO.md
index 6794ed5..043e8f1 100644
--- a/prompts/CODE_STYLEGUIDE_GO.md
+++ b/prompts/CODE_STYLEGUIDE_GO.md
@@ -1,6 +1,6 @@
 ---
 title: Code Styleguide — Go
-last_modified: 2026-02-22
+last_modified: 2026-03-18
 ---
 
 1.  Try to hard wrap long lines at 77 characters or less.