diff --git a/include/Version.h b/include/Version.h
index 0543f0e..3ef78ed 100644
--- a/include/Version.h
+++ b/include/Version.h
@@ -29,7 +29,7 @@
 // Product version as a single DWORD
 // Note: Used for version comparison within C/C++ code.
 //
-#define PRODUCT_VERSION          0x01010200
+#define PRODUCT_VERSION          0x01020000
 
 //
 // Product version by components
@@ -38,27 +38,27 @@
 // separately.
 //
 #define PRODUCT_VERSION_MAJ      1
-#define PRODUCT_VERSION_MIN      1
-#define PRODUCT_VERSION_REV      2
+#define PRODUCT_VERSION_MIN      2
+#define PRODUCT_VERSION_REV      0
 #define PRODUCT_VERSION_BUILD    0
 
 //
 // Human readable product version and build year for UI
 //
-#define PRODUCT_VERSION_STR      "1.1-beta2"
+#define PRODUCT_VERSION_STR      "1.2-alpha"
 #define PRODUCT_BUILD_YEAR_STR   "2016"
 
 //
 // Numerical version presentation for ProductVersion propery in
 // MSI packages (syntax: N.N[.N[.N]])
 //
-#define PRODUCT_VERSION_INST     "1.1.2"
+#define PRODUCT_VERSION_INST     "1.2.0"
 
 //
 // The product code for ProductCode property in MSI packages
 // Replace with new on every version change, regardless how minor it is.
 //
-#define PRODUCT_VERSION_GUID     "{3D0D0D05-4590-4583-84C0-B221C069896E}"
+#define PRODUCT_VERSION_GUID     "{0B45DE8B-B7CB-4A77-985A-F302E1BB8BA0}"
 
 //
 // Product vendor