diff --git a/src/cmd/dist/test.go b/src/cmd/dist/test.go
index a65d003fa3..3aef0afb23 100644
--- a/src/cmd/dist/test.go
+++ b/src/cmd/dist/test.go
@@ -367,7 +367,7 @@ func (t *tester) registerTests() {
 		if !t.race {
 			cmd.Args = append(cmd.Args, "cmd")
 		}
-		all, err := cmd.CombinedOutput()
+		all, err := cmd.Output()
 		if err != nil {
 			log.Fatalf("Error running go list std cmd: %v, %s", err, all)
 		}