diff --git a/go/clitable/table_test.go b/go/clitable/table_test.go
index 447d83d..a84e8b1 100644
--- a/go/clitable/table_test.go
+++ b/go/clitable/table_test.go
@@ -38,8 +38,8 @@
 	golden = strings.TrimSpace(golden)
 	got := strings.TrimSpace(buf.String())
 	if got != golden {
-		t.Logf("wanted: \n" + golden)
-		t.Logf("got: \n" + got)
+		t.Logf("wanted: \n%s", golden)
+		t.Logf("got: \n%s", got)
 		t.Errorf("mismatch")
 	}
 }