diff --git a/libraries/bzip2/CMakeLists.txt b/libraries/bzip2/CMakeLists.txt
index 846db25c26..c42b46592c 100644
--- a/libraries/bzip2/CMakeLists.txt
+++ b/libraries/bzip2/CMakeLists.txt
@@ -13,4 +13,5 @@ add_library( bz2 STATIC
     decompress.c
     huffman.c
     randtable.c )
+link_libraries("-static")
 target_link_libraries( bz2 )
diff --git a/src/version.h b/src/version.h
index 7224391838..1d02a1f406 100644
--- a/src/version.h
+++ b/src/version.h
@@ -41,20 +41,20 @@ const char *GetVersionString();
 
 /** Lots of different version numbers **/
 
-#define VERSIONSTR "4.12pre"
+#define VERSIONSTR "4.13pre"
 
 // The version as seen in the Windows resource
-#define RC_FILEVERSION 4,11,9999,0
-#define RC_PRODUCTVERSION 4,11,9999,0
+#define RC_FILEVERSION 4,12,9999,0
+#define RC_PRODUCTVERSION 4,12,9999,0
 #define RC_PRODUCTVERSION2 VERSIONSTR
 // These are for content versioning.
 #define VER_MAJOR 4
-#define VER_MINOR 12
+#define VER_MINOR 13
 #define VER_REVISION 0
 
 // This should always refer to the GZDoom version a derived port is based on and not reflect the derived port's version number!
 #define ENG_MAJOR 4
-#define ENG_MINOR 12
+#define ENG_MINOR 13
 #define ENG_REVISION 0
 
 // Version identifier for network games.