diff --git a/log/zap/channel_core_test.go b/log/zap/channel_core_test.go
index af2317c3eaf41a72b2d5a06037c412f0ba515ac6..51fa290785a258dcb9c5faa372afa5ec1c228072 100644
--- a/log/zap/channel_core_test.go
+++ b/log/zap/channel_core_test.go
@@ -12,8 +12,11 @@ func TestNewChannelCore_WriteSingleChannel(t *testing.T) {
 	core, logs := observer.New(zapcore.InfoLevel)
 	core = NewChannelCore(core, "test")
 
-	core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("test")})
-	core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("empty")}) // запись не попадет в лог
+	err := core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("test")})
+	require.NoError(t, err)
+
+	err = core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("empty")}) // запись не попадет в лог
+	require.NoError(t, err)
 
 	require.Equal(t, 1, logs.Len())
 }
@@ -26,7 +29,8 @@ func TestNewChannelCore_WriteMultiplyChannels(t *testing.T) {
 		NewChannelCore(core, "test2"),
 	)
 
-	core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("test1", "test2")}) // запись попадет сразу в 2 core
+	err := core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("test1", "test2")}) // запись попадет сразу в 2 core
+	require.NoError(t, err)
 
 	require.Equal(t, 2, logs.Len())
 }
@@ -36,9 +40,14 @@ func TestNewDefaultChannelCore(t *testing.T) {
 
 	core = NewDefaultChannelCore(core, "test1")
 
-	core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("test1")})
-	core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("test2")}) // эта запись не попадет в лог
-	core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{})
+	err := core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("test1")})
+	require.NoError(t, err)
+
+	err = core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{Channel("test2")}) // эта запись не попадет в лог
+	require.NoError(t, err)
+
+	err = core.Write(zapcore.Entry{Message: "msg"}, []zapcore.Field{})
+	require.NoError(t, err)
 
 	require.Equal(t, 2, logs.Len())
 }