diff --git a/flatlaf-core/src/main/resources/com/formdev/flatlaf/themes/FlatMacDarkLaf.properties b/flatlaf-core/src/main/resources/com/formdev/flatlaf/themes/FlatMacDarkLaf.properties
index 02ed6b34..226fecd1 100644
--- a/flatlaf-core/src/main/resources/com/formdev/flatlaf/themes/FlatMacDarkLaf.properties
+++ b/flatlaf-core/src/main/resources/com/formdev/flatlaf/themes/FlatMacDarkLaf.properties
@@ -184,6 +184,7 @@ MenuBar.selectionEmbeddedInsets = 3,0,3,0
 MenuBar.selectionArc = 8
 MenuBar.selectionBackground = lighten(@menuBackground,15%,derived)
 MenuBar.selectionForeground = @foreground
+MenuBar.borderColor = over($Separator.foreground,$MenuBar.background)
 
 
 #---- MenuItem ----
diff --git a/flatlaf-core/src/main/resources/com/formdev/flatlaf/themes/FlatMacLightLaf.properties b/flatlaf-core/src/main/resources/com/formdev/flatlaf/themes/FlatMacLightLaf.properties
index d18eb106..b37d2131 100644
--- a/flatlaf-core/src/main/resources/com/formdev/flatlaf/themes/FlatMacLightLaf.properties
+++ b/flatlaf-core/src/main/resources/com/formdev/flatlaf/themes/FlatMacLightLaf.properties
@@ -184,6 +184,7 @@ MenuBar.selectionEmbeddedInsets = 3,0,3,0
 MenuBar.selectionArc = 8
 MenuBar.selectionBackground = darken(@menuBackground,15%,derived)
 MenuBar.selectionForeground = @foreground
+MenuBar.borderColor = over($Separator.foreground,$MenuBar.background)
 
 
 #---- MenuItem ----