diff --git a/src/node.h b/src/node.h
index 1d322370d1..cb58a220bb 100644
--- a/src/node.h
+++ b/src/node.h
@@ -62,6 +62,7 @@
 #include <v8.h>
 #include <sys/types.h> /* struct stat */
 #include <sys/stat.h>
+#include <assert.h>
 
 #include <node_object_wrap.h>
 
diff --git a/src/node_object_wrap.h b/src/node_object_wrap.h
index d76dd594ab..0ead639b64 100644
--- a/src/node_object_wrap.h
+++ b/src/node_object_wrap.h
@@ -22,6 +22,7 @@
 #ifndef object_wrap_h
 #define object_wrap_h
 
+#include <node.h>
 #include <v8.h>
 #include <assert.h>