diff --git a/src/WebSocketsVersion.h b/src/WebSocketsVersion.h
index 11fc8b1..8d6bff5 100644
--- a/src/WebSocketsVersion.h
+++ b/src/WebSocketsVersion.h
@@ -25,11 +25,11 @@
 #ifndef WEBSOCKETSVERSION_H_
 #define WEBSOCKETSVERSION_H_
 
-#define WEBSOCKETS_VERSION "2.4.2"
+#define WEBSOCKETS_VERSION "2.5.1"
 
 #define WEBSOCKETS_VERSION_MAJOR 2
-#define WEBSOCKETS_VERSION_MINOR 4
-#define WEBSOCKETS_VERSION_PATCH 2
+#define WEBSOCKETS_VERSION_MINOR 5
+#define WEBSOCKETS_VERSION_PATCH 1
 
 #define WEBSOCKETS_VERSION_INT 2004002