diff --git a/go.mod b/go.mod
index 04780040..e942a7f0 100644
--- a/go.mod
+++ b/go.mod
@@ -4,7 +4,7 @@ go 1.22.0
 
 toolchain go1.23.1
 
-require github.com/hajimehoshi/ebiten/v2 v2.8.4
+require github.com/hajimehoshi/ebiten/v2 v2.8.5
 
 require (
 	github.com/ebitengine/gomobile v0.0.0-20240911145611-4856209ac325 // indirect
diff --git a/go.sum b/go.sum
index c1033077..e30ccdca 100644
--- a/go.sum
+++ b/go.sum
@@ -4,8 +4,8 @@ github.com/ebitengine/hideconsole v1.0.0 h1:5J4U0kXF+pv/DhiXt5/lTz0eO5ogJ1iXb8Yj
 github.com/ebitengine/hideconsole v1.0.0/go.mod h1:hTTBTvVYWKBuxPr7peweneWdkUwEuHuB3C1R/ielR1A=
 github.com/ebitengine/purego v0.8.0 h1:JbqvnEzRvPpxhCJzJJ2y0RbiZ8nyjccVUrSM3q+GvvE=
 github.com/ebitengine/purego v0.8.0/go.mod h1:iIjxzd6CiRiOG0UyXP+V1+jWqUXVjPKLAI0mRfJZTmQ=
-github.com/hajimehoshi/ebiten/v2 v2.8.4 h1:BzXkcyYX046SRZFkzF2KaCaHiBjwCaufUPCAOK59JSw=
-github.com/hajimehoshi/ebiten/v2 v2.8.4/go.mod h1:SXx/whkvpfsavGo6lvZykprerakl+8Uo1X8d2U5aAnA=
+github.com/hajimehoshi/ebiten/v2 v2.8.5 h1:w1/3XxjEwIo+amtQCOnCrwGzu4e6dr0ewu83JUKoxrM=
+github.com/hajimehoshi/ebiten/v2 v2.8.5/go.mod h1:SXx/whkvpfsavGo6lvZykprerakl+8Uo1X8d2U5aAnA=
 github.com/jezek/xgb v1.1.1 h1:bE/r8ZZtSv7l9gk6nU0mYx51aXrvnyb44892TwSaqS4=
 github.com/jezek/xgb v1.1.1/go.mod h1:nrhwO0FX/enq75I7Y7G8iN1ubpSGZEiA3v9e9GyRFlk=
 golang.org/x/image v0.20.0 h1:7cVCUjQwfL18gyBJOmYvptfSHS8Fb3YUDtfLIZ7Nbpw=