diff --git a/NEWS b/NEWS
index bb4b643..f2d3512 100644
--- a/NEWS
+++ b/NEWS
@@ -1,4 +1,14 @@
-== 21 Feb 2015 ==
+== 5 Mar 2016 ==
+
+gperftools 2.5rc2 is out!
+
+New release contains just few commits on top of first release
+candidate. One of them is build fix for Visual Studio. Another
+significant change is that dynamic sized delete is now disabled by
+default. It turned out that IFUNC relocations are not supporting our
+advanced use case on all platforms and in all cases.
+
+== 21 Feb 2016 ==
 
 gperftools 2.5rc is out!
 
diff --git a/configure.ac b/configure.ac
index 7488af1..76f6b80 100644
--- a/configure.ac
+++ b/configure.ac
@@ -4,11 +4,11 @@
 # make sure we're interpreted by some minimal autoconf
 AC_PREREQ([2.59])
 
-AC_INIT([gperftools],[2.4.90],[google-perftools@googlegroups.com])
+AC_INIT([gperftools],[2.4.91],[google-perftools@googlegroups.com])
 # Update this value for every release!  (A:B:C will map to foo.so.(A-C).C.B)
 # http://www.gnu.org/software/libtool/manual/html_node/Updating-version-info.html
-TCMALLOC_SO_VERSION=6:7:2
-PROFILER_SO_VERSION=4:6:4
+TCMALLOC_SO_VERSION=6:8:2
+PROFILER_SO_VERSION=4:7:4
 
 AC_SUBST(TCMALLOC_SO_VERSION)
 AC_SUBST(PROFILER_SO_VERSION)
diff --git a/src/windows/config.h b/src/windows/config.h
index da5a1d0..c731840 100644
--- a/src/windows/config.h
+++ b/src/windows/config.h
@@ -236,7 +236,7 @@
 #define PACKAGE_NAME "gperftools"
 
 /* Define to the full name and version of this package. */
-#define PACKAGE_STRING "gperftools 2.4.90"
+#define PACKAGE_STRING "gperftools 2.4.91"
 
 /* Define to the one symbol short name of this package. */
 #define PACKAGE_TARNAME "gperftools"
@@ -245,7 +245,7 @@
 #undef PACKAGE_URL
 
 /* Define to the version of this package. */
-#define PACKAGE_VERSION "2.4.90"
+#define PACKAGE_VERSION "2.4.91"
 
 /* How to access the PC from a struct ucontext */
 #undef PC_FROM_UCONTEXT
diff --git a/src/windows/gperftools/tcmalloc.h b/src/windows/gperftools/tcmalloc.h
index d74d608..eecdf35 100644
--- a/src/windows/gperftools/tcmalloc.h
+++ b/src/windows/gperftools/tcmalloc.h
@@ -41,8 +41,8 @@
 /* Define the version number so folks can check against it */
 #define TC_VERSION_MAJOR  2
 #define TC_VERSION_MINOR  4
-#define TC_VERSION_PATCH  ".90"
-#define TC_VERSION_STRING "gperftools 2.4.90"
+#define TC_VERSION_PATCH  ".91"
+#define TC_VERSION_STRING "gperftools 2.4.91"
 
 #ifdef __cplusplus
 #define PERFTOOLS_THROW throw()