diff --git a/go.mod b/go.mod
index 3b6be85..6af599f 100644
--- a/go.mod
+++ b/go.mod
@@ -3,7 +3,7 @@ module github.com/prologic/bitcask
 go 1.13
 
 require (
-	github.com/gofrs/flock v0.7.3
+	github.com/gofrs/flock v0.8.0
 	github.com/pelletier/go-toml v1.6.0 // indirect
 	github.com/pkg/errors v0.9.1
 	github.com/plar/go-adaptive-radix-tree v1.0.4
diff --git a/go.sum b/go.sum
index 83fc9e4..7e879f6 100644
--- a/go.sum
+++ b/go.sum
@@ -54,6 +54,8 @@ github.com/gofrs/flock v0.7.1 h1:DP+LD/t0njgoPBvT5MJLeliUIVQR03hiKR6vezdwHlc=
 github.com/gofrs/flock v0.7.1/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
 github.com/gofrs/flock v0.7.3 h1:I0EKY9l8HZCXTMYC4F80vwT6KNypV9uYKP3Alm/hjmQ=
 github.com/gofrs/flock v0.7.3/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
+github.com/gofrs/flock v0.8.0 h1:MSdYClljsF3PbENUUEx85nkWfJSGfzYI9yEBZOJz6CY=
+github.com/gofrs/flock v0.8.0/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
 github.com/gogo/protobuf v1.1.1/go.mod h1:r8qH/GZQm5c6nD/R0oafs1akxWv10x8SbQlK7atdtwQ=
 github.com/gogo/protobuf v1.2.1/go.mod h1:hp+jE20tsWTFYpLwKvXlhS1hjn+gTNwPg2I6zVXpSg4=
 github.com/golang/glog v0.0.0-20160126235308-23def4e6c14b/go.mod h1:SBH7ygxi8pfUlaOkMMuAQtPIUF8ecWP5IEl/CR7VP2Q=