diff --git a/macos/Caskfile b/macos/Caskfile
index fe74948..8da9f35 100644
--- a/macos/Caskfile
+++ b/macos/Caskfile
@@ -16,6 +16,7 @@ cask 'font-caskaydia-cove-nerd-font'
 cask 'forklift3'
 cask 'gifox'
 cask 'google-chrome'
+cask 'imageoptim'
 cask 'iterm2'
 cask 'keyboardcleantool'
 cask 'monitorcontrol'