diff --git a/src/plugins/platforms/cocoa/qcocoaautoreleasepool.h b/src/plugins/platforms/cocoa/qcocoaautoreleasepool.h
index 862bc27f9d..359b5d34d0 100644
--- a/src/plugins/platforms/cocoa/qcocoaautoreleasepool.h
+++ b/src/plugins/platforms/cocoa/qcocoaautoreleasepool.h
@@ -42,6 +42,8 @@
 #ifndef QCOCOAAUTORELEASEPOOL_H
 #define QCOCOAAUTORELEASEPOOL_H
 
+#undef slots
+
 #include <Cocoa/Cocoa.h>
 
 class QCocoaAutoReleasePool