diff --git a/.gitignore b/.gitignore
index be3e78954..7057aea2c 100644
--- a/.gitignore
+++ b/.gitignore
@@ -302,3 +302,8 @@ misc/featuregen/featuregen
 .cache/
 .clangd
 compile_commands.json
+
+# Dev cmake helpers
+build/
+cmake-build*/
+CMakeLists.txt