diff --git a/configure.ac b/configure.ac
index aa424d534..728795f41 100644
--- a/configure.ac
+++ b/configure.ac
@@ -3,7 +3,7 @@ AC_PREREQ([2.60])
 define(_CLIENT_VERSION_MAJOR, 3)
 dnl Must be kept in sync with src/clientversion.h , ugh!
 define(_CLIENT_VERSION_MINOR, 9)
-define(_CLIENT_VERSION_REVISION, 3)
+define(_CLIENT_VERSION_REVISION, 4)
 define(_CLIENT_VERSION_BUILD, 50)
 define(_ZC_BUILD_VAL, m4_if(m4_eval(_CLIENT_VERSION_BUILD < 25), 1, m4_incr(_CLIENT_VERSION_BUILD), m4_eval(_CLIENT_VERSION_BUILD < 50), 1, m4_eval(_CLIENT_VERSION_BUILD - 24), m4_eval(_CLIENT_VERSION_BUILD == 50), 1, , m4_eval(_CLIENT_VERSION_BUILD - 50)))
 define(_CLIENT_VERSION_SUFFIX, m4_if(m4_eval(_CLIENT_VERSION_BUILD < 25), 1, _CLIENT_VERSION_REVISION-beta$1, m4_eval(_CLIENT_VERSION_BUILD < 50), 1, _CLIENT_VERSION_REVISION-rc$1, m4_eval(_CLIENT_VERSION_BUILD == 50), 1, _CLIENT_VERSION_REVISION, _CLIENT_VERSION_REVISION-$1)))
diff --git a/src/clientversion.h b/src/clientversion.h
index 86489bafb..235661630 100644
--- a/src/clientversion.h
+++ b/src/clientversion.h
@@ -30,7 +30,7 @@
 // Must be kept in sync with configure.ac , ugh!
 #define CLIENT_VERSION_MAJOR 3
 #define CLIENT_VERSION_MINOR 9
-#define CLIENT_VERSION_REVISION 3
+#define CLIENT_VERSION_REVISION 4
 #define CLIENT_VERSION_BUILD 50
 
 //! Set to true for release, false for prerelease or test build