diff --git a/afl-2.49b.tgz b/afl-2.49b.tgz
deleted file mode 100644
index ca8ad13..0000000
--- a/afl-2.49b.tgz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:f7c52cb0243f2a186a40e7000db825545074b5773e9894688c61f945f9ad88d1
-size 834967
diff --git a/afl-2.51b.tgz b/afl-2.51b.tgz
new file mode 100644
index 0000000..5882f78
--- /dev/null
+++ b/afl-2.51b.tgz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:d435b94b35b844ea0bacbdb8516d2d5adffc2a4f4a5aad78785c5d2a5495bb97
+size 835611
diff --git a/afl.changes b/afl.changes
index fbeb3d8..32ed7e7 100644
--- a/afl.changes
+++ b/afl.changes
@@ -1,3 +1,15 @@
+-------------------------------------------------------------------
+Sun Sep  3 12:08:41 UTC 2017 - astieger@suse.com
+
+- afl 2.51b:
+  * Make afl-tmin call setsid to prevent glibc traceback junk from
+    showing up on the terminal
+- includes changes form 2.50b:
+  * Fix a timing corner case
+  * Address a libtokencap / pthreads incompatibility issue
+  * Add AFL_FAST_CAL.
+  * In-place resume now preserves .synced
+
 -------------------------------------------------------------------
 Sat Jul 29 23:04:43 UTC 2017 - meissner@suse.com
 
diff --git a/afl.spec b/afl.spec
index 9a1dea2..c760dc4 100644
--- a/afl.spec
+++ b/afl.spec
@@ -17,7 +17,7 @@
 
 
 Name:           afl
-Version:        2.49b
+Version:        2.51b
 Release:        0
 Summary:        American fuzzy lop is a security-oriented fuzzer
 License:        Apache-2.0