diff --git a/src/node_version.h b/src/node_version.h
index e4717974678258..0b41d394e87953 100644
--- a/src/node_version.h
+++ b/src/node_version.h
@@ -40,6 +40,6 @@
  * an API is broken in the C++ side, including in v8 or
  * other dependencies.
  */
-#define NODE_MODULE_VERSION 45  /* io.js v3.0.0 */
+#define NODE_MODULE_VERSION 46  /* Node.js v4.0.0 */
 
 #endif  /* SRC_NODE_VERSION_H_ */