diff --git a/style.css b/style.css
index 1ed8111..d821c85 100644
--- a/style.css
+++ b/style.css
@@ -267,7 +267,8 @@ input[type="reset"]:disabled,
   background-position: top 2px left 3px;
 }
 
-.title-bar-controls button[aria-label="Maximize"]:disabled {
+.title-bar-controls button[aria-label="Maximize"]:disabled,
+.title-bar-controls button[aria-label].maximize:disabled {
   background-image: svg-load("./icon/maximize-disabled.svg");
   background-repeat: no-repeat;
   background-position: top 2px left 3px;