diff --git a/op-batcher/.gitignore b/op-batcher/.gitignore
new file mode 100644
index 0000000000000..ba077a4031add
--- /dev/null
+++ b/op-batcher/.gitignore
@@ -0,0 +1 @@
+bin
diff --git a/op-proposer/.gitignore b/op-proposer/.gitignore
index edc49d3186f3e..ba077a4031add 100644
--- a/op-proposer/.gitignore
+++ b/op-proposer/.gitignore
@@ -1 +1 @@
-/l2os
+bin