diff --git a/.golangci.yml b/.golangci.yml
index 745307c..9f2ada2 100644
--- a/.golangci.yml
+++ b/.golangci.yml
@@ -2,6 +2,7 @@ run:
   skip-dirs-use-default: true
   allow-parallel-runners: true
   modules-download-mode: readonly
+  tests: false
 
 output:
   format: colored-line-number
diff --git a/core/util/testutil/buffer_logger.go b/core/util/testutil/buffer_logger.go
index 0ea0ddf..4f9fcd6 100644
--- a/core/util/testutil/buffer_logger.go
+++ b/core/util/testutil/buffer_logger.go
@@ -37,6 +37,7 @@ type BufferedLogger interface {
 //	// Some other code that works with logger.
 //	fmt.Println(log.String())
 type BufferLogger struct {
+	_ *zap.Logger
 	logger.Default
 	buf LockableBuffer
 }