diff --git a/go.mod b/go.mod
index 1901c6c46..eb9c4a127 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.12
 
 require (
 	github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1
-	github.com/gofrs/flock v0.7.0
+	github.com/gofrs/flock v0.7.1
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0
 	github.com/hajimehoshi/bitmapfont v1.1.1
 	github.com/hajimehoshi/go-mp3 v0.2.1
diff --git a/go.sum b/go.sum
index 0049fb1ab..82aa1311a 100644
--- a/go.sum
+++ b/go.sum
@@ -1,7 +1,7 @@
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1 h1:QbL/5oDUmRBzO9/Z7Seo6zf912W/a6Sr4Eu0G/3Jho0=
 github.com/go-gl/glfw v0.0.0-20190409004039-e6da0acd62b1/go.mod h1:vR7hzQXu2zJy9AVAgeJqvqgH9Q5CA+iKCZ2gyEVpxRU=
-github.com/gofrs/flock v0.7.0 h1:pGFUjl501gafK9HBt1VGL1KCOd/YhIooID+xgyJCf3g=
-github.com/gofrs/flock v0.7.0/go.mod h1:F1TvTiK9OcQqauNUHlbJvyl9Qa1QvF/gOUDKA14jxHU=
+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/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0 h1:DACJavvAHhabrF08vX0COfcOBJRhZ8lUbR+ZWIs0Y5g=
 github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0/go.mod h1:E/TSTwGwJL78qG/PmXZO1EjYhfJinVAhrmmHX6Z8B9k=
 github.com/hajimehoshi/bitmapfont v1.1.1 h1:H1wQ6QXA8kSp+plARsIMCTVb5iOZHq/OP3uyL5NzLuU=