diff --git a/.github/workflows/optimize-images.yml b/.github/workflows/optimize-images.yml
new file mode 100644
index 0000000..16d85ce
--- /dev/null
+++ b/.github/workflows/optimize-images.yml
@@ -0,0 +1,17 @@
+name: Optimize images
+
+on:
+  pull_request:
+    branches: [ master, main, release/** ]
+    paths:
+      - "**/*.png"
+
+  push:
+    branches: [ master, main, release/** ]
+    paths:
+      - "**/*.png"
+
+jobs:
+  optimize-images:
+    uses: GTNewHorizons/GTNH-Actions-Workflows/.github/workflows/optimize-images.yml@master
+    secrets: inherit
diff --git a/src/main/resources/assets/custommainmenu/textures/gui/buttons.png b/src/main/resources/assets/custommainmenu/textures/gui/buttons.png
index 38b8eee..4c7b45c 100644
Binary files a/src/main/resources/assets/custommainmenu/textures/gui/buttons.png and b/src/main/resources/assets/custommainmenu/textures/gui/buttons.png differ
diff --git a/src/main/resources/assets/custommainmenu/textures/gui/minecraft.png b/src/main/resources/assets/custommainmenu/textures/gui/minecraft.png
index 530ed4c..66f2b8c 100644
Binary files a/src/main/resources/assets/custommainmenu/textures/gui/minecraft.png and b/src/main/resources/assets/custommainmenu/textures/gui/minecraft.png differ