diff --git a/src/network/networkprotocol.h b/src/network/networkprotocol.h
index feb18e509..82c82f79e 100644
--- a/src/network/networkprotocol.h
+++ b/src/network/networkprotocol.h
@@ -134,7 +134,7 @@ with this program; if not, write to the Free Software Foundation, Inc.,
 		Add TileDef tileable_horizontal, tileable_vertical flags
 */
 
-#define LATEST_PROTOCOL_VERSION 25
+#define LATEST_PROTOCOL_VERSION 26
 
 // Server's supported network protocol range
 #define SERVER_PROTOCOL_VERSION_MIN 13