diff --git a/VERSION b/VERSION
index ed5e66e1db..cf6715346f 100644
--- a/VERSION
+++ b/VERSION
@@ -1 +1 @@
-3.25
+3.26
diff --git a/src/LinearMath/btScalar.h b/src/LinearMath/btScalar.h
index dea1b05ea4..5fbccaa868 100644
--- a/src/LinearMath/btScalar.h
+++ b/src/LinearMath/btScalar.h
@@ -25,7 +25,7 @@ subject to the following restrictions:
 #include <float.h>
 
 /* SVN $Revision$ on $Date$ from http://bullet.googlecode.com*/
-#define BT_BULLET_VERSION 325
+#define BT_BULLET_VERSION 326
 
 inline int btGetVersion()
 {
diff --git a/src/LinearMath/btSerializer.h b/src/LinearMath/btSerializer.h
index 86709566b5..e0cdbd7d14 100644
--- a/src/LinearMath/btSerializer.h
+++ b/src/LinearMath/btSerializer.h
@@ -481,7 +481,7 @@ class btDefaultSerializer : public btSerializer
 
 		buffer[9] = '3';
 		buffer[10] = '2';
-		buffer[11] = '5';
+		buffer[11] = '6';
 	}
 
 	virtual void startSerialization()