diff --git a/include/zrcola.h b/include/zrcola.h
index 9ad498c..ee46e53 100644
--- a/include/zrcola.h
+++ b/include/zrcola.h
@@ -23,7 +23,7 @@
 // Product version as a single DWORD
 // Note: Used for version comparison within C/C++ code.
 //
-#define ZRCOLA_VERSION          0x01ff0000
+#define ZRCOLA_VERSION          0x01ff0100
 
 //
 // Product version by components
@@ -33,26 +33,26 @@
 //
 #define ZRCOLA_VERSION_MAJ      1
 #define ZRCOLA_VERSION_MIN      255
-#define ZRCOLA_VERSION_REV      0
+#define ZRCOLA_VERSION_REV      1
 #define ZRCOLA_VERSION_BUILD    0
 
 //
 // Human readable product version and build year for UI
 //
-#define ZRCOLA_VERSION_STR      "2.0-alpha"
+#define ZRCOLA_VERSION_STR      "2.0-alpha1"
 #define ZRCOLA_BUILD_YEAR_STR   "2016"
 
 //
 // Numerical version presentation for ProductVersion propery in
 // MSI packages (syntax: N.N[.N[.N]])
 //
-#define ZRCOLA_VERSION_INST     "1.255"
+#define ZRCOLA_VERSION_INST     "1.255.1"
 
 //
 // The product code for ProductCode property in MSI packages
 // Replace with new on every version change, regardless how minor it is.
 //
-#define ZRCOLA_VERSION_GUID     "{F0ECB49B-1EF8-487F-9BE3-B0CC3CADE8AE}"
+#define ZRCOLA_VERSION_GUID     "{3A1032A5-E9D0-4603-94A7-C7D31AB4CB89}"
 
 //
 // The product vendor and application name for configuration keeping.