diff --git a/Makefile b/Makefile
index ee114d48d..96248f8c2 100644
--- a/Makefile
+++ b/Makefile
@@ -23,7 +23,7 @@ MODULEDIR := $(CURDIR)/build/modules/Release
 endif
 
 # see also source/frontend/carla_shared.py and source/includes/CarlaDefines.h
-VERSION   := 2.5.1
+VERSION   := 2.6.0-alpha1
 
 -include Makefile.user.mk
 
diff --git a/source/frontend/carla_shared.py b/source/frontend/carla_shared.py
index 77411ffbd..784185a09 100644
--- a/source/frontend/carla_shared.py
+++ b/source/frontend/carla_shared.py
@@ -71,7 +71,7 @@ if WINDOWS:
 # ------------------------------------------------------------------------------------------------------------
 # Set Version
 
-VERSION = "2.5.1"
+VERSION = "2.6.0-alpha1"
 
 # ------------------------------------------------------------------------------------------------------------
 # Set TMP
diff --git a/source/includes/CarlaDefines.h b/source/includes/CarlaDefines.h
index 9daa0a2b1..4bee95d91 100644
--- a/source/includes/CarlaDefines.h
+++ b/source/includes/CarlaDefines.h
@@ -32,9 +32,9 @@
 #endif
 
 /* Set Version */
-#define CARLA_VERSION_HEX    0x020501
-#define CARLA_VERSION_STRING "2.5.1"
-#define CARLA_VERSION_STRMIN "2.5"
+#define CARLA_VERSION_HEX    0x020591
+#define CARLA_VERSION_STRING "2.6.0-alpha1"
+#define CARLA_VERSION_STRMIN "2.6"
 
 /* Check OS */
 #if defined(WIN64) || defined(_WIN64) || defined(__WIN64__) || defined(_M_ARM64)