diff --git a/bin/xss-dimmer b/bin/xss-dimmer
index d4cd681..c105514 100755
--- a/bin/xss-dimmer
+++ b/bin/xss-dimmer
@@ -140,7 +140,7 @@ if __name__ == "__main__":
     add("--background", help="use a background instead of black")
     add(
         "--easing-function",
-        default="out-circ",
+        default="none",
         choices=easing_functions.keys(),
         help="easing function for opacity",
     )