diff --git a/mozilla/xpcom/libxpt/xptinfo/src/nsInterfaceInfoManager.cpp b/mozilla/xpcom/libxpt/xptinfo/src/nsInterfaceInfoManager.cpp
index 3bdcc5ad6f7..b275da11828 100644
--- a/mozilla/xpcom/libxpt/xptinfo/src/nsInterfaceInfoManager.cpp
+++ b/mozilla/xpcom/libxpt/xptinfo/src/nsInterfaceInfoManager.cpp
@@ -24,7 +24,11 @@
 #include <sys/stat.h>
 #endif
 #include "nscore.h"
+
+// XXX We need to make this work on all platforms
+#ifndef XP_MAC
 #include "nsSpecialSystemDirectory.h" 
+#endif
 
 #include "nsISupports.h"
 #include "nsIInterfaceInfoManager.h"
diff --git a/mozilla/xpcom/reflect/xptinfo/src/nsInterfaceInfoManager.cpp b/mozilla/xpcom/reflect/xptinfo/src/nsInterfaceInfoManager.cpp
index 3bdcc5ad6f7..b275da11828 100644
--- a/mozilla/xpcom/reflect/xptinfo/src/nsInterfaceInfoManager.cpp
+++ b/mozilla/xpcom/reflect/xptinfo/src/nsInterfaceInfoManager.cpp
@@ -24,7 +24,11 @@
 #include <sys/stat.h>
 #endif
 #include "nscore.h"
+
+// XXX We need to make this work on all platforms
+#ifndef XP_MAC
 #include "nsSpecialSystemDirectory.h" 
+#endif
 
 #include "nsISupports.h"
 #include "nsIInterfaceInfoManager.h"