diff --git a/.gitignore b/.gitignore
index f3de3cf..64782c6 100644
--- a/.gitignore
+++ b/.gitignore
@@ -11,3 +11,4 @@ test_input.txt
 /skills/*.lisp
 /tmp/*.lisp
 *.fasl
+docs/#DESIGN_DECISIONS.org# docs/DESIGN_DECISIONS.org~