diff --git a/widget/cocoa/nsCocoaWindow.mm b/widget/cocoa/nsCocoaWindow.mm
index a437504fd1..c15874715c 100644
--- a/widget/cocoa/nsCocoaWindow.mm
+++ b/widget/cocoa/nsCocoaWindow.mm
@@ -2903,6 +2903,10 @@ static NSMutableSet *gSwizzledFrameViewClasses = nil;
 {
   mDrawsIntoWindowFrame = NO;
   [super initWithContentRect:aContentRect styleMask:aStyle backing:aBufferingType defer:aFlag];
+  // MacOS 13 Ventura, doesn't seem to create the contentView... so create it ourselves
+  if(![super contentView]) {
+      [super setContentView:[[NSView alloc] initWithFrame:aContentRect]];
+  }
   mState = nil;
   mActiveTitlebarColor = nil;
   mInactiveTitlebarColor = nil;