diff --git a/go.mod b/go.mod
index aa23a1768..00be32414 100644
--- a/go.mod
+++ b/go.mod
@@ -8,8 +8,8 @@ require (
 	github.com/golang/freetype v0.0.0-20170609003504-e2365dfdc4a0
 	github.com/hajimehoshi/bitmapfont v1.2.0
 	github.com/hajimehoshi/file2byteslice v0.0.0-20200812174855-0e5e8a80490e
-	github.com/hajimehoshi/go-mp3 v0.3.1-0.20200816104415-cc618d12977d
-	github.com/hajimehoshi/oto v0.6.4-0.20200816184344-d50fea5bc4cc
+	github.com/hajimehoshi/go-mp3 v0.3.1
+	github.com/hajimehoshi/oto v0.6.4
 	github.com/jakecoffman/cp v1.0.0
 	github.com/jfreymuth/oggvorbis v1.0.1
 	github.com/niemeyer/pretty v0.0.0-20200227124842-a10e7caefd8e // indirect
diff --git a/go.sum b/go.sum
index 6d98287df..58dce05d6 100644
--- a/go.sum
+++ b/go.sum
@@ -9,12 +9,12 @@ github.com/hajimehoshi/bitmapfont v1.2.0 h1:hw6OjRGdgmHUe56BPju/KU/QD/KLOiTQ+6t+
 github.com/hajimehoshi/bitmapfont v1.2.0/go.mod h1:h9QrPk6Ktb2neObTlAbma6Ini1xgMjbJ3w7ysmD7IOU=
 github.com/hajimehoshi/file2byteslice v0.0.0-20200812174855-0e5e8a80490e h1:4IP7CPObI35+mQShFOYg2JMHDJKciLTW5599inhFfkA=
 github.com/hajimehoshi/file2byteslice v0.0.0-20200812174855-0e5e8a80490e/go.mod h1:CqqAHp7Dk/AqQiwuhV1yT2334qbA/tFWQW0MD2dGqUE=
-github.com/hajimehoshi/go-mp3 v0.3.1-0.20200816104415-cc618d12977d h1:8iitM0AzKpehmkfwbQrlSsD2pewofthGKmb6qu4dO9A=
-github.com/hajimehoshi/go-mp3 v0.3.1-0.20200816104415-cc618d12977d/go.mod h1:qMJj/CSDxx6CGHiZeCgbiq2DSUkbK0UbtXShQcnfyMM=
+github.com/hajimehoshi/go-mp3 v0.3.1 h1:pn/SKU1+/rfK8KaZXdGEC2G/KCB2aLRjbTCrwKcokao=
+github.com/hajimehoshi/go-mp3 v0.3.1/go.mod h1:qMJj/CSDxx6CGHiZeCgbiq2DSUkbK0UbtXShQcnfyMM=
 github.com/hajimehoshi/oto v0.6.1 h1:7cJz/zRQV4aJvMSSRqzN2TImoVVMpE0BCY4nrNJaDOM=
 github.com/hajimehoshi/oto v0.6.1/go.mod h1:0QXGEkbuJRohbJaxr7ZQSxnju7hEhseiPx2hrh6raOI=
-github.com/hajimehoshi/oto v0.6.4-0.20200816184344-d50fea5bc4cc h1:+/m/eYY8+R1ZnaRX34W2pbce1pT1wNEh9prwxWvOLF4=
-github.com/hajimehoshi/oto v0.6.4-0.20200816184344-d50fea5bc4cc/go.mod h1:0QXGEkbuJRohbJaxr7ZQSxnju7hEhseiPx2hrh6raOI=
+github.com/hajimehoshi/oto v0.6.4 h1:mrYgkuReD1rKty9PJ7xUR9VKGgvf7nAzi3NAHsD8nKE=
+github.com/hajimehoshi/oto v0.6.4/go.mod h1:0QXGEkbuJRohbJaxr7ZQSxnju7hEhseiPx2hrh6raOI=
 github.com/jakecoffman/cp v1.0.0 h1:4qi6RDQxnEgH2aonA5Wa67VYy9onrlzsIg0Uk7tlf0o=
 github.com/jakecoffman/cp v1.0.0/go.mod h1:JjY/Fp6d8E1CHnu74gWNnU0+b9VzEdUVPoJxg2PsTQg=
 github.com/jfreymuth/oggvorbis v1.0.1 h1:NT0eXBgE2WHzu6RT/6zcb2H10Kxj6Fm3PccT0LE6bqw=