diff --git a/darwin9.supp b/darwin9.supp
index d49fcdd5b..f7769c7c5 100644
--- a/darwin9.supp
+++ b/darwin9.supp
@@ -187,6 +187,23 @@
    fun:_ZNK9TBaseFont12CopyFeaturesEv
 }
 
+# Conditional jump or move depends on uninitialised value(s)
+#    at 0x4E5CD59: _DPSNextEvent (in /System/Library/Frameworks
+#                  /AppKit.framework/Versions/C/AppKit)
+#    by 0x4E5BF87: -[NSApplication nextEventMatchingMask:untilDate:inMode:dequeue:]
+#                  (in /System/Library/Frameworks/AppKit.framework/Versions/C/AppKit)
+#    by 0x4E54F9E: -[NSApplication run] (in /System/Library/Frameworks
+#                  /AppKit.framework/Versions/C/AppKit)
+#  Uninitialised value was created by a stack allocation
+#    at 0x4E5C450: _DPSNextEvent (in /System/Library/Frameworks
+#                                    /AppKit.framework/Versions/C/AppKit)
+{
+   macos-_DPSNextEvent-stack-allocated-uninit
+   Memcheck:Cond
+   fun:_DPSNextEvent
+}
+
+
 ##----------------------------------------------------------------------##
 # Helgrind
 ##----------------------------------------------------------------------##