diff --git a/widget/cocoa/nsDragService.mm b/widget/cocoa/nsDragService.mm
index 340a9ad81c5cb23bb7e5f927d11d5cffdde7ce70..32fc707ccfa56fa8c307860868d092c4a9050419 100644
--- a/widget/cocoa/nsDragService.mm
+++ b/widget/cocoa/nsDragService.mm
@@ -10,6 +10,7 @@
 #include "mozilla/dom/Document.h"
 #include "mozilla/dom/DocumentInlines.h"
 #include "mozilla/gfx/2D.h"
+#include "mozilla/nsZenDragAndDrop.h"
 #include "nsArrayUtils.h"
 #include "nsCOMPtr.h"
 #include "nsClipboard.h"
@@ -145,6 +146,10 @@
                                             bitsPerPixel:32];
 
   uint8_t* dest = [imageRep bitmapData];
+  auto drag_translucency = DRAG_TRANSLUCENCY;
+  if (auto zenDragAndDrop = zen::nsZenDragAndDrop::GetZenDragAndDropInstance()) {
+    drag_translucency = zenDragAndDrop->GetDragImageOpacity();
+  }
   for (uint32_t i = 0; i < height; ++i) {
     uint8_t* src = map.mData + i * map.mStride;
     for (uint32_t j = 0; j < width; ++j) {
@@ -152,15 +157,15 @@
       // is premultipled here. Also, Quartz likes RGBA, so do that translation
       // as well.
 #ifdef IS_BIG_ENDIAN
-      dest[0] = uint8_t(src[1] * DRAG_TRANSLUCENCY);
-      dest[1] = uint8_t(src[2] * DRAG_TRANSLUCENCY);
-      dest[2] = uint8_t(src[3] * DRAG_TRANSLUCENCY);
-      dest[3] = uint8_t(src[0] * DRAG_TRANSLUCENCY);
+      dest[0] = uint8_t(src[1] * drag_translucency);
+      dest[1] = uint8_t(src[2] * drag_translucency);
+      dest[2] = uint8_t(src[3] * drag_translucency);
+      dest[3] = uint8_t(src[0] * drag_translucency);
 #else
-      dest[0] = uint8_t(src[2] * DRAG_TRANSLUCENCY);
-      dest[1] = uint8_t(src[1] * DRAG_TRANSLUCENCY);
-      dest[2] = uint8_t(src[0] * DRAG_TRANSLUCENCY);
-      dest[3] = uint8_t(src[3] * DRAG_TRANSLUCENCY);
+      dest[0] = uint8_t(src[2] * drag_translucency);
+      dest[1] = uint8_t(src[1] * drag_translucency);
+      dest[2] = uint8_t(src[0] * drag_translucency);
+      dest[3] = uint8_t(src[3] * drag_translucency);
 #endif
       src += 4;
       dest += 4;