diff --git a/.gitignore b/.gitignore
index 476c505..bcd9e36 100644
--- a/.gitignore
+++ b/.gitignore
@@ -2,3 +2,7 @@
 __pycache__/
 *.py[cod]
 *.pyc
+
+# Go — a `go build ./...` in the package dir drops the compiled binary next to
+# the sources; workflows build it into ${RUNNER_TEMP} instead (never tracked).
+scripts/check-pr-size/check-pr-size
diff --git a/scripts/check-pr-size/check-pr-size b/scripts/check-pr-size/check-pr-size
deleted file mode 100755
index 998fb92..0000000
Binary files a/scripts/check-pr-size/check-pr-size and /dev/null differ