diff --git a/CMakeLists.txt b/CMakeLists.txt
index 9db9ae944..13f22e7c0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,7 +5,7 @@ set(CMAKE_ALLOW_LOOSE_LOOP_CONSTRUCTS true)
 SET(MSVC_INCREMENTAL_DEFAULT ON)
 
 PROJECT(BULLET_PHYSICS)
-SET(BULLET_VERSION 2.77)
+SET(BULLET_VERSION 2.78)
 
 IF(COMMAND cmake_policy)
    cmake_policy(SET CMP0003 NEW)
diff --git a/VERSION b/VERSION
index ace7c3909..e24a93336 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-2.77
+2.78
diff --git a/configure.ac b/configure.ac
index c1bd798ef..ecc63cedd 100644
--- a/configure.ac
+++ b/configure.ac
@@ -9,7 +9,7 @@ AC_PREREQ([2.54])
 #----------------------------------------------------------------------------
 AC_INIT(
     [bullet],
-    [2.77],
+    [2.78],
     [bullet@erwincoumans.com])
 AC_CANONICAL_HOST
 AC_CONFIG_SRCDIR([configure.ac])