diff --git a/doc/APIchanges b/doc/APIchanges
index a1a5de2309..a31be4b0bf 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -13,6 +13,9 @@ libavutil:   2011-04-18
 
 API changes, most recent first:
 
+2011-10-20 - b35e9e1 - lavu 51.22.0
+  Add av_strtok() to avstring.h.
+
 2011-xx-xx - xxxxxxx - lavf 53.9.0
   Add AVFMT_NO_BYTE_SEEK AVInputFormat flag.
 
diff --git a/libavutil/avutil.h b/libavutil/avutil.h
index e0131552dd..d7eca65e6f 100644
--- a/libavutil/avutil.h
+++ b/libavutil/avutil.h
@@ -40,7 +40,7 @@
 #define AV_VERSION(a, b, c) AV_VERSION_DOT(a, b, c)
 
 #define LIBAVUTIL_VERSION_MAJOR 51
-#define LIBAVUTIL_VERSION_MINOR 21
+#define LIBAVUTIL_VERSION_MINOR 22
 #define LIBAVUTIL_VERSION_MICRO  0
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \