diff --git a/.gitignore b/.gitignore
index 11781dc1..30628ed5 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,4 @@ target
 Cargo.lock
 third_party
 /Cargo.toml
+stm32-metapac-gen/out/
\ No newline at end of file