diff --git a/gtk/theme/Adwaita/_common.scss b/gtk/theme/Adwaita/_common.scss
index e6d0f5a407..03a94d2c63 100644
--- a/gtk/theme/Adwaita/_common.scss
+++ b/gtk/theme/Adwaita/_common.scss
@@ -920,14 +920,14 @@ button {
 
     $_border_bg: linear-gradient(to top, $alt-borders-color 25%, $borders-color 50%);
 
-    &:not(.flat):not(:checked):not(:active):not(:disabled):not(:backdrop) {
+    &:not(.flat):not(.osd):not(:checked):not(:active):not(:disabled):not(:backdrop) {
       @include button(normal);
 
       background-image: $button_fill, $_border_bg;
       border-color: transparent;
     }
 
-    &:hover:not(:checked):not(:active):not(:disabled):not(:backdrop) {
+    &:hover:not(.osd):not(:checked):not(:active):not(:disabled):not(:backdrop) {
       @include button(hover);
 
       background-image: $button_fill, $_border_bg;