diff --git a/src/cmd/go/testdata/script/mod_run_flags_issue64738.txt b/src/cmd/go/testdata/script/mod_run_flags_issue64738.txt
new file mode 100644
index 0000000000..f143b026fe
--- /dev/null
+++ b/src/cmd/go/testdata/script/mod_run_flags_issue64738.txt
@@ -0,0 +1,4 @@
+# Regression test for https://go.dev/issue/64738:
+# a bug in 'go run' caused flags arguments after the requested package to
+# also be parsed as cmd/go flags.
+go run -n example.com/printversion@v0.1.0 -p ignored