diff --git a/CMakeLists.txt b/CMakeLists.txt
index cb68e9a3..5ba1c85d 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -7,7 +7,7 @@ else()
 	cmake_policy(VERSION 3.11)
 endif()
 
-set(IRRLICHTMT_REVISION 12)
+set(IRRLICHTMT_REVISION 13)
 
 project(Irrlicht
 	VERSION 1.9.0.${IRRLICHTMT_REVISION}
diff --git a/include/IrrCompileConfig.h b/include/IrrCompileConfig.h
index 7e997a86..24972ca7 100644
--- a/include/IrrCompileConfig.h
+++ b/include/IrrCompileConfig.h
@@ -5,8 +5,8 @@
 #pragma once
 
 //! Identifies the IrrlichtMt fork customized for the Minetest engine
-#define IRRLICHT_VERSION_MT_REVISION 12
-#define IRRLICHT_VERSION_MT "mt12"
+#define IRRLICHT_VERSION_MT_REVISION 13
+#define IRRLICHT_VERSION_MT "mt13"
 
 //! Irrlicht SDK Version
 #define IRRLICHT_VERSION_MAJOR 1