diff --git a/src/clientversion.h b/src/clientversion.h
index 8958df4..9ba524d 100644
--- a/src/clientversion.h
+++ b/src/clientversion.h
@@ -8,7 +8,7 @@
 // These need to be macros, as version.cpp's and triangles-qt.rc's voodoo requires it
 #define CLIENT_VERSION_MAJOR       5
 #define CLIENT_VERSION_MINOR       1
-#define CLIENT_VERSION_REVISION    8
+#define CLIENT_VERSION_REVISION    9
 #define CLIENT_VERSION_BUILD       0
 
 // Converts the parameter X to a string after macro replacement on X has been performed.