diff --git a/afl-2.17b.tgz b/afl-2.17b.tgz
deleted file mode 100644
index 796d884..0000000
--- a/afl-2.17b.tgz
+++ /dev/null
@@ -1,3 +0,0 @@
-version https://git-lfs.github.com/spec/v1
-oid sha256:907154515bd15c33556ae9ddc06c5c54be1956f36982c8d38e5a09ab3977b11d
-size 817004
diff --git a/afl-2.21b.tgz b/afl-2.21b.tgz
new file mode 100644
index 0000000..cd42ca3
--- /dev/null
+++ b/afl-2.21b.tgz
@@ -0,0 +1,3 @@
+version https://git-lfs.github.com/spec/v1
+oid sha256:7b6754dd0cad57ee00c0f6cec18fba84ab54858cafb79ce5f4c03ab989777c0e
+size 818316
diff --git a/afl.changes b/afl.changes
index 1c0d73e..62fbc90 100644
--- a/afl.changes
+++ b/afl.changes
@@ -1,3 +1,18 @@
+-------------------------------------------------------------------
+Sat Jul 23 19:10:30 UTC 2016 - astieger@suse.com
+
+- afl 2.21b:
+  * Minor UI fixes
+- includes changes from 2.20b:
+  * Revamp handling of variable paths
+  * Stablility improvements
+  * Include current input bitmap density in UI
+  * Add experimental support for parallelizing -M.
+- includes changes from 2.19b:
+  * Ensure auto CPU binding happens at non-overlapping times
+- includes changes from 2.18b
+  * Performance improvements
+
 -------------------------------------------------------------------
 Tue Jun 28 06:26:03 UTC 2016 - astieger@suse.com
 
diff --git a/afl.spec b/afl.spec
index 7a216af..157f469 100644
--- a/afl.spec
+++ b/afl.spec
@@ -17,7 +17,7 @@
 
 
 Name:           afl
-Version:        2.17b
+Version:        2.21b
 Release:        0
 Summary:        American fuzzy lop is a security-oriented fuzzer
 License:        Apache-2.0