diff --git a/logger_test.go b/logger_test.go
index e345123..dea7013 100644
--- a/logger_test.go
+++ b/logger_test.go
@@ -488,7 +488,7 @@ func TestLogger(t *testing.T) {
 			Output: &buf,
 		})
 
-		logger.Info("this is test", "bytes", Hex(12), "perms", Octal(0o755), "bits", Binary(5))
+		logger.Info("this is test", "bytes", Hex(12), "perms", Octal(0755), "bits", Binary(5))
 
 		str := buf.String()
 		dataIdx := strings.IndexByte(str, ' ')
@@ -1079,7 +1079,7 @@ func TestLogger_JSON(t *testing.T) {
 			JSONFormat: true,
 		})
 
-		logger.Info("this is test", "bytes", Hex(12), "perms", Octal(0o755), "bits", Binary(5))
+		logger.Info("this is test", "bytes", Hex(12), "perms", Octal(0755), "bits", Binary(5))
 
 		b := buf.Bytes()
 
@@ -1090,7 +1090,7 @@ func TestLogger_JSON(t *testing.T) {
 
 		assert.Equal(t, "this is test", raw["@message"])
 		assert.Equal(t, float64(12), raw["bytes"])
-		assert.Equal(t, float64(0o755), raw["perms"])
+		assert.Equal(t, float64(0755), raw["perms"])
 		assert.Equal(t, float64(5), raw["bits"])
 	})
 
@@ -1231,6 +1231,7 @@ func TestLogger_JSON(t *testing.T) {
 
 		assert.Equal(t, "[INFO]  test: who=programmer why=testing\n", rest)
 	})
+
 }
 
 type customErrJSON struct {