diff --git a/.gitignore b/.gitignore
index ebc7eabd20..8ba298c65f 100644
--- a/.gitignore
+++ b/.gitignore
@@ -107,9 +107,14 @@ default.nix
 flake.nix
 .envrc
 
+# generated by thirdparty/stdatomic/nix/cpp/gen.v
 thirdparty/stdatomic/nix/cpp/*.h
+
+# ignore thirdparty libs that are distributed separately
 thirdparty/binaryen*
 thirdparty/wabt*
+thirdparty/tcc/
+thirdparty/sqlite/
 
 # ignore VLS log
 vls.log