diff --git a/src/cmd/cover/testdata/pkgcfg/go.mod b/src/cmd/cover/testdata/pkgcfg/go.mod
deleted file mode 100644
index 3d2ee96414..0000000000
--- a/src/cmd/cover/testdata/pkgcfg/go.mod
+++ /dev/null
@@ -1,3 +0,0 @@
-module cfg
-
-go 1.19