diff --git a/xpcom/components/nsRepository.cpp b/xpcom/components/nsRepository.cpp
index ef4c63230f50..d7370d4a763d 100644
--- a/xpcom/components/nsRepository.cpp
+++ b/xpcom/components/nsRepository.cpp
@@ -17,7 +17,14 @@
  */
 
 #include <stdlib.h>
-#include <iostream.h>
+
+#ifndef XP_MAC
+	// including this on mac causes odd link errors in static initialization stuff that we
+	// (pinkerton & scc) don't yet understand. If you want to turn this on for mac, talk
+	// to one of us.
+	#include <iostream.h>
+#endif
+
 #ifdef _WIN32
 #include <windows.h>
 #endif
diff --git a/xpcom/src/nsRepository.cpp b/xpcom/src/nsRepository.cpp
index ef4c63230f50..d7370d4a763d 100644
--- a/xpcom/src/nsRepository.cpp
+++ b/xpcom/src/nsRepository.cpp
@@ -17,7 +17,14 @@
  */
 
 #include <stdlib.h>
-#include <iostream.h>
+
+#ifndef XP_MAC
+	// including this on mac causes odd link errors in static initialization stuff that we
+	// (pinkerton & scc) don't yet understand. If you want to turn this on for mac, talk
+	// to one of us.
+	#include <iostream.h>
+#endif
+
 #ifdef _WIN32
 #include <windows.h>
 #endif