diff --git a/.gitignore b/.gitignore
index 15df4b5..4bd21d4 100644
--- a/.gitignore
+++ b/.gitignore
@@ -27,6 +27,8 @@ out/
 build
 dist
 
+# OpenSpec / Environment specific files
+.opencode/
 
 # Debug
 npm-debug.log*
@@ -36,4 +38,3 @@ yarn-error.log*
 # Misc
 .DS_Store
 *.pem
-opencode.json