diff --git a/gtk/resources/theme/Adwaita/_common.scss b/gtk/resources/theme/Adwaita/_common.scss
index 9c0d19e354..ed705086dd 100644
--- a/gtk/resources/theme/Adwaita/_common.scss
+++ b/gtk/resources/theme/Adwaita/_common.scss
@@ -197,7 +197,7 @@
   @include button(normal);
   &:hover {
     @include button(hover);
-    -gtk-image-effect: hilight;
+    -gtk-image-effect: highlight;
   }
   &:active {
     @include button(active);
diff --git a/gtk/resources/theme/Adwaita/gtk-contained-dark.css b/gtk/resources/theme/Adwaita/gtk-contained-dark.css
index 2bd14bd1fc..7ceca51add 100644
--- a/gtk/resources/theme/Adwaita/gtk-contained-dark.css
+++ b/gtk/resources/theme/Adwaita/gtk-contained-dark.css
@@ -217,7 +217,7 @@
     text-shadow: 0 -1px rgba(0, 0, 0, 0.77976);
     icon-shadow: 0 -1px rgba(0, 0, 0, 0.77976);
     box-shadow: inset 0 1px rgba(255, 255, 255, 0.1), 0 1px rgba(238, 238, 236, 0.1);
-    -gtk-image-effect: hilight; }
+    -gtk-image-effect: highlight; }
   .button:active {
     border-width: 1px;
     border-style: solid;
diff --git a/gtk/resources/theme/Adwaita/gtk-contained.css b/gtk/resources/theme/Adwaita/gtk-contained.css
index f7f0d95efe..c8052a8e81 100644
--- a/gtk/resources/theme/Adwaita/gtk-contained.css
+++ b/gtk/resources/theme/Adwaita/gtk-contained.css
@@ -217,7 +217,7 @@
     text-shadow: 0 1px rgba(255, 255, 255, 0.76923);
     icon-shadow: 0 1px rgba(255, 255, 255, 0.76923);
     box-shadow: inset 0 1px white, 0 1px white;
-    -gtk-image-effect: hilight; }
+    -gtk-image-effect: highlight; }
   .button:active {
     border-width: 1px;
     border-style: solid;