diff --git a/src/js/controller/piskel/PiskelController.js b/src/js/controller/piskel/PiskelController.js
index ed3d7320..1f8e407f 100644
--- a/src/js/controller/piskel/PiskelController.js
+++ b/src/js/controller/piskel/PiskelController.js
@@ -205,6 +205,13 @@
     }
   };
 
+  ns.PiskelController.prototype.setLayerOpacityAt = function (index, opacity) {
+    var layer = this.getLayerByIndex(index);
+    if (layer) {
+      layer.setOpacity(opacity);
+    }
+  };
+
   ns.PiskelController.prototype.mergeDownLayerAt = function (index) {
     var layer = this.getLayerByIndex(index);
     var downLayer = this.getLayerByIndex(index - 1);
diff --git a/src/js/controller/piskel/PublicPiskelController.js b/src/js/controller/piskel/PublicPiskelController.js
index 033d578a..e8d82b9b 100644
--- a/src/js/controller/piskel/PublicPiskelController.js
+++ b/src/js/controller/piskel/PublicPiskelController.js
@@ -29,6 +29,7 @@
     this.saveWrap_('moveLayerUp', true);
     this.saveWrap_('moveLayerDown', true);
     this.saveWrap_('removeCurrentLayer', true);
+    this.saveWrap_('setLayerOpacityAt', true);
 
     var shortcuts = pskl.service.keyboard.Shortcuts;
     pskl.app.shortcutService.registerShortcut(shortcuts.MISC.PREVIOUS_FRAME, this.selectPreviousFrame.bind(this));