diff --git a/.gitignore b/.gitignore
index de7ef9df..68b8f02e 100644
--- a/.gitignore
+++ b/.gitignore
@@ -37,3 +37,4 @@ SGGL/.svn
 /SGGL/.claude
 /SGGL/AGENTS.md
 /SGGL/outputs/manual-20260529-prefab-welding/presentations/prefab-welding-doc
+/SGGL/graphify-out