diff --git a/builds/appchan-x.user.js b/builds/appchan-x.user.js
index cfb5f9979..2646aa455 100644
--- a/builds/appchan-x.user.js
+++ b/builds/appchan-x.user.js
@@ -13704,7 +13704,7 @@
         shift = (this.isLight() ? -1 : 1) * Math.abs(shift);
       }
       rgb = [];
-      _ref = this.privateRGB;
+      _ref = this.privateRGB();
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         color = _ref[_i];
         rgb.push(minmax(color + shift));
diff --git a/builds/crx/script.js b/builds/crx/script.js
index bb8f15dd1..9eae81628 100644
--- a/builds/crx/script.js
+++ b/builds/crx/script.js
@@ -13715,7 +13715,7 @@
         shift = (this.isLight() ? -1 : 1) * Math.abs(shift);
       }
       rgb = [];
-      _ref = this.privateRGB;
+      _ref = this.privateRGB();
       for (_i = 0, _len = _ref.length; _i < _len; _i++) {
         color = _ref[_i];
         rgb.push(minmax(color + shift));
diff --git a/src/Theming/color.coffee b/src/Theming/color.coffee
index 761cde571..b51ec25c8 100644
--- a/src/Theming/color.coffee
+++ b/src/Theming/color.coffee
@@ -54,5 +54,5 @@ class Color
   shiftRGB: (shift, smart) ->
     shift = (if @isLight() then -1 else 1) * Math.abs shift if smart
     rgb   = []
-    rgb.push minmax color + shift for color in @privateRGB
+    rgb.push minmax color + shift for color in @privateRGB()
     rgb.join ""
\ No newline at end of file