diff --git a/doc/APIchanges b/doc/APIchanges
index 14dfb5890465790bc87b810874bec5f3e74a0910..9d68a912eb878181558e6385ba0bd2b1a4ecca07 100644
--- a/doc/APIchanges
+++ b/doc/APIchanges
@@ -2,14 +2,14 @@ Never assume the API of libav* to be stable unless at least 1 month has passed
 since the last major version increase or the API was added.
 
 The last version increases were:
-libavcodec:    2017-10-21
-libavdevice:   2017-10-21
-libavfilter:   2017-10-21
-libavformat:   2017-10-21
-libpostproc:   2017-10-21
-libswresample: 2017-10-21
-libswscale:    2017-10-21
-libavutil:     2017-10-21
+libavcodec:    2021-04-27
+libavdevice:   2021-04-27
+libavfilter:   2021-04-27
+libavformat:   2021-04-27
+libpostproc:   2021-04-27
+libswresample: 2021-04-27
+libswscale:    2021-04-27
+libavutil:     2021-04-27
 
 
 API changes, most recent first:
diff --git a/libavcodec/version.h b/libavcodec/version.h
index 94469d6d98407af254576fd2aa89de025b6412bd..8d37666d5e56299b528d46ba431508a76152d4ca 100644
--- a/libavcodec/version.h
+++ b/libavcodec/version.h
@@ -27,8 +27,8 @@
 
 #include "libavutil/version.h"
 
-#define LIBAVCODEC_VERSION_MAJOR  58
-#define LIBAVCODEC_VERSION_MINOR 137
+#define LIBAVCODEC_VERSION_MAJOR  59
+#define LIBAVCODEC_VERSION_MINOR   0
 #define LIBAVCODEC_VERSION_MICRO 100
 
 #define LIBAVCODEC_VERSION_INT  AV_VERSION_INT(LIBAVCODEC_VERSION_MAJOR, \
diff --git a/libavdevice/version.h b/libavdevice/version.h
index 9fea3252c189345fc0e2a48b66b01c913d3af398..6021a0dd654291548fe27b80470dff3d1afd395e 100644
--- a/libavdevice/version.h
+++ b/libavdevice/version.h
@@ -27,8 +27,8 @@
 
 #include "libavutil/version.h"
 
-#define LIBAVDEVICE_VERSION_MAJOR  58
-#define LIBAVDEVICE_VERSION_MINOR  14
+#define LIBAVDEVICE_VERSION_MAJOR  59
+#define LIBAVDEVICE_VERSION_MINOR   0
 #define LIBAVDEVICE_VERSION_MICRO 100
 
 #define LIBAVDEVICE_VERSION_INT AV_VERSION_INT(LIBAVDEVICE_VERSION_MAJOR, \
diff --git a/libavfilter/version.h b/libavfilter/version.h
index dcac3e91ef3de2cfb73082ea116f3b48d0313acb..4325551d955250a85c01ca76178059c5ffd2150d 100644
--- a/libavfilter/version.h
+++ b/libavfilter/version.h
@@ -29,8 +29,8 @@
 
 #include "libavutil/version.h"
 
-#define LIBAVFILTER_VERSION_MAJOR   7
-#define LIBAVFILTER_VERSION_MINOR 111
+#define LIBAVFILTER_VERSION_MAJOR   8
+#define LIBAVFILTER_VERSION_MINOR   0
 #define LIBAVFILTER_VERSION_MICRO 100
 
 
diff --git a/libavformat/version.h b/libavformat/version.h
index 4a2a62016b65d7331da313e29bcfbb5f8a8323f9..987a38dbb429294b33559b54fcd5e861f2d101dd 100644
--- a/libavformat/version.h
+++ b/libavformat/version.h
@@ -31,8 +31,8 @@
 
 // Major bumping may affect Ticket5467, 5421, 5451(compatibility with Chromium)
 // Also please add any ticket numbers that you believe might be affected here
-#define LIBAVFORMAT_VERSION_MAJOR  58
-#define LIBAVFORMAT_VERSION_MINOR  79
+#define LIBAVFORMAT_VERSION_MAJOR  59
+#define LIBAVFORMAT_VERSION_MINOR   0
 #define LIBAVFORMAT_VERSION_MICRO 100
 
 #define LIBAVFORMAT_VERSION_INT AV_VERSION_INT(LIBAVFORMAT_VERSION_MAJOR, \
diff --git a/libavutil/version.h b/libavutil/version.h
index aa9a3244c4dea7293c915ffb26733bb9602449df..e11eaa20d03d69bdb86cadf007393a766d383fd8 100644
--- a/libavutil/version.h
+++ b/libavutil/version.h
@@ -78,8 +78,8 @@
  * @{
  */
 
-#define LIBAVUTIL_VERSION_MAJOR  56
-#define LIBAVUTIL_VERSION_MINOR  74
+#define LIBAVUTIL_VERSION_MAJOR  57
+#define LIBAVUTIL_VERSION_MINOR   0
 #define LIBAVUTIL_VERSION_MICRO 100
 
 #define LIBAVUTIL_VERSION_INT   AV_VERSION_INT(LIBAVUTIL_VERSION_MAJOR, \
diff --git a/libpostproc/version.h b/libpostproc/version.h
index 2dca25328a02d3dc581dc4bd400d4fd704615b66..3819b689970656a4063ea01fd9d9166bbdefb245 100644
--- a/libpostproc/version.h
+++ b/libpostproc/version.h
@@ -28,8 +28,8 @@
 
 #include "libavutil/avutil.h"
 
-#define LIBPOSTPROC_VERSION_MAJOR  55
-#define LIBPOSTPROC_VERSION_MINOR  10
+#define LIBPOSTPROC_VERSION_MAJOR  56
+#define LIBPOSTPROC_VERSION_MINOR   0
 #define LIBPOSTPROC_VERSION_MICRO 100
 
 #define LIBPOSTPROC_VERSION_INT AV_VERSION_INT(LIBPOSTPROC_VERSION_MAJOR, \
diff --git a/libswresample/version.h b/libswresample/version.h
index 35cf7f0c14c1a84ce065f5485b984b3d9295eb6a..ed7ce529d26a0eec0d9210139bed5c94868348b7 100644
--- a/libswresample/version.h
+++ b/libswresample/version.h
@@ -28,8 +28,8 @@
 
 #include "libavutil/avutil.h"
 
-#define LIBSWRESAMPLE_VERSION_MAJOR   3
-#define LIBSWRESAMPLE_VERSION_MINOR  10
+#define LIBSWRESAMPLE_VERSION_MAJOR   4
+#define LIBSWRESAMPLE_VERSION_MINOR   0
 #define LIBSWRESAMPLE_VERSION_MICRO 100
 
 #define LIBSWRESAMPLE_VERSION_INT  AV_VERSION_INT(LIBSWRESAMPLE_VERSION_MAJOR, \
diff --git a/libswscale/version.h b/libswscale/version.h
index f7bade61ca2ea083a632b5ba79e3c5cefdbd456a..f86a8049c16fb325d543882b8f7cda36819522b5 100644
--- a/libswscale/version.h
+++ b/libswscale/version.h
@@ -26,8 +26,8 @@
 
 #include "libavutil/version.h"
 
-#define LIBSWSCALE_VERSION_MAJOR   5
-#define LIBSWSCALE_VERSION_MINOR  10
+#define LIBSWSCALE_VERSION_MAJOR   6
+#define LIBSWSCALE_VERSION_MINOR   0
 #define LIBSWSCALE_VERSION_MICRO 100
 
 #define LIBSWSCALE_VERSION_INT  AV_VERSION_INT(LIBSWSCALE_VERSION_MAJOR, \