diff --git a/ChangeLog b/ChangeLog
index 5d2af9c56a..f69be973f0 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,14 @@
+2011-02-16: Version 3.1.5
+
+        Change RegExp parsing to disallow /(*)/.
+
+        Added GDB JIT support for ARM.
+
+        Fixed several crash bugs.
+
+        Performance improvements on the IA32 platform.
+
+
 2011-02-14: Version 3.1.4
 
         Fixed incorrect compare of prototypes of the global object (issue
diff --git a/src/version.cc b/src/version.cc
index 054c458030..c217d53767 100644
--- a/src/version.cc
+++ b/src/version.cc
@@ -34,7 +34,7 @@
 // cannot be changed without changing the SCons build script.
 #define MAJOR_VERSION     3
 #define MINOR_VERSION     1
-#define BUILD_NUMBER      5
+#define BUILD_NUMBER      6
 #define PATCH_LEVEL       0
 #define CANDIDATE_VERSION true