diff --git a/platform/platform-impl/src/com/intellij/ui/popup/AbstractPopup.java b/platform/platform-impl/src/com/intellij/ui/popup/AbstractPopup.java
index db179130e98b..5bfb2e92403c 100644
--- a/platform/platform-impl/src/com/intellij/ui/popup/AbstractPopup.java
+++ b/platform/platform-impl/src/com/intellij/ui/popup/AbstractPopup.java
@@ -1025,6 +1025,10 @@ public class AbstractPopup implements JBPopup {
       else {
         setBorder(border);
       }
+
+      if (drawMacCorner && UIUtil.isUnderAquaLookAndFeel()) {
+        setBackground(new Color(UIUtil.getPanelBackgound().getRGB()));
+      }
     }
 
     public void paint(Graphics g) {