diff --git a/ChangeLog b/ChangeLog
index f41b95e..9605d76 100644
--- a/ChangeLog
+++ b/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/config/ChangeLog b/config/ChangeLog
index 6ded276..4f761b8 100644
--- a/config/ChangeLog
+++ b/config/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/contrib/ChangeLog b/contrib/ChangeLog
index c9b9e26..fde2d2b 100644
--- a/contrib/ChangeLog
+++ b/contrib/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-16  Uros Bizjak  <ubizjak@gmail.com>
 
 	* test_summary: Do not escape "=".
diff --git a/contrib/header-tools/ChangeLog b/contrib/header-tools/ChangeLog
index b720430..e292419 100644
--- a/contrib/header-tools/ChangeLog
+++ b/contrib/header-tools/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/contrib/reghunt/ChangeLog b/contrib/reghunt/ChangeLog
index 775ed0a..7989f83 100644
--- a/contrib/reghunt/ChangeLog
+++ b/contrib/reghunt/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/contrib/regression/ChangeLog b/contrib/regression/ChangeLog
index 49f731d..c77f2f9 100644
--- a/contrib/regression/ChangeLog
+++ b/contrib/regression/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/fixincludes/ChangeLog b/fixincludes/ChangeLog
index 1ac63fe..66a2740 100644
--- a/fixincludes/ChangeLog
+++ b/fixincludes/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-02-26  Segher Boessenkool  <segher@kernel.crashing.org>
 
 	Backport from trunk
diff --git a/gcc/BASE-VER b/gcc/BASE-VER
index 45acc9e..b13d146 100644
--- a/gcc/BASE-VER
+++ b/gcc/BASE-VER
@@ -1 +1 @@
-9.2.1
+9.3.0
diff --git a/gcc/ChangeLog b/gcc/ChangeLog
index f606906..d8e5387 100644
--- a/gcc/ChangeLog
+++ b/gcc/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-03-05  Jakub Jelinek  <jakub@redhat.com>
 
 	PR target/94046
diff --git a/gcc/ada/ChangeLog b/gcc/ada/ChangeLog
index d5cb3fb..a819f57 100644
--- a/gcc/ada/ChangeLog
+++ b/gcc/ada/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-03-11  Richard Wai  <richard@annexi-strayline.com>
 
 	* gcc-interface/decl.c (gnat_to_gnu_entity): Also test Is_Public on
diff --git a/gcc/brig/ChangeLog b/gcc/brig/ChangeLog
index fd6b5f5..bbfe327 100644
--- a/gcc/brig/ChangeLog
+++ b/gcc/brig/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/gcc/c-family/ChangeLog b/gcc/c-family/ChangeLog
index f5e10a9..1baceaa 100644
--- a/gcc/c-family/ChangeLog
+++ b/gcc/c-family/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-01-29  Jason Merrill  <jason@redhat.com>
 
 	PR c++/89357
diff --git a/gcc/c/ChangeLog b/gcc/c/ChangeLog
index 5ba4516..c38f1d7 100644
--- a/gcc/c/ChangeLog
+++ b/gcc/c/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-02-13  Jakub Jelinek  <jakub@redhat.com>
 
 	PR c/93576
diff --git a/gcc/cp/ChangeLog b/gcc/cp/ChangeLog
index c697ff3..6441d64 100644
--- a/gcc/cp/ChangeLog
+++ b/gcc/cp/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-03-05  Jason Merrill  <jason@redhat.com>
 
 	PR c++/88395
diff --git a/gcc/d/ChangeLog b/gcc/d/ChangeLog
index b833e54..f8268e8 100644
--- a/gcc/d/ChangeLog
+++ b/gcc/d/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/gcc/fortran/ChangeLog b/gcc/fortran/ChangeLog
index b3ccda4..8fefea2 100644
--- a/gcc/fortran/ChangeLog
+++ b/gcc/fortran/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-03-05  Paul Thomas  <pault@gcc.gnu.org>
 
 	Backport from trunk
diff --git a/gcc/go/ChangeLog b/gcc/go/ChangeLog
index 1581ac0..22a8e0b 100644
--- a/gcc/go/ChangeLog
+++ b/gcc/go/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/gcc/jit/ChangeLog b/gcc/jit/ChangeLog
index 2fc4d38..4481c66 100644
--- a/gcc/jit/ChangeLog
+++ b/gcc/jit/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/gcc/lto/ChangeLog b/gcc/lto/ChangeLog
index 8c71512..30fddd7 100644
--- a/gcc/lto/ChangeLog
+++ b/gcc/lto/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-01-20  Martin Liska  <mliska@suse.cz>
 
 	Backport from mainline
diff --git a/gcc/objc/ChangeLog b/gcc/objc/ChangeLog
index 8ac308e..0a09de7 100644
--- a/gcc/objc/ChangeLog
+++ b/gcc/objc/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/gcc/objcp/ChangeLog b/gcc/objcp/ChangeLog
index 883c9bd..1ba3a48 100644
--- a/gcc/objcp/ChangeLog
+++ b/gcc/objcp/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/gcc/po/ChangeLog b/gcc/po/ChangeLog
index 624685b..bab0ce9 100644
--- a/gcc/po/ChangeLog
+++ b/gcc/po/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-01-20  Joseph Myers  <joseph@codesourcery.com>
 
 	* zh_TW.po: Update.
diff --git a/gcc/testsuite/ChangeLog b/gcc/testsuite/ChangeLog
index 3a01188..e132f26 100644
--- a/gcc/testsuite/ChangeLog
+++ b/gcc/testsuite/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-03-11  Richard Wai  <richard@annexi-strayline.com>
 
 	* gnat.dg/subpools1.adb: New test.
diff --git a/gnattools/ChangeLog b/gnattools/ChangeLog
index ed10c93..ca5a2b3 100644
--- a/gnattools/ChangeLog
+++ b/gnattools/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/gotools/ChangeLog b/gotools/ChangeLog
index d5ec2aa..bae6d84 100644
--- a/gotools/ChangeLog
+++ b/gotools/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/include/ChangeLog b/include/ChangeLog
index b3056e4..1811056 100644
--- a/include/ChangeLog
+++ b/include/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/intl/ChangeLog b/intl/ChangeLog
index ffbd824..79be129 100644
--- a/intl/ChangeLog
+++ b/intl/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libada/ChangeLog b/libada/ChangeLog
index 25ea248..285b253 100644
--- a/libada/ChangeLog
+++ b/libada/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libatomic/ChangeLog b/libatomic/ChangeLog
index f4a9c7e..5c0aa2d 100644
--- a/libatomic/ChangeLog
+++ b/libatomic/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libbacktrace/ChangeLog b/libbacktrace/ChangeLog
index 3fa0caa..0bbbbb7 100644
--- a/libbacktrace/ChangeLog
+++ b/libbacktrace/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-02-29  John David Anglin  <danglin@gcc.gnu.org>
 
 	Backport from mainline
diff --git a/libcc1/ChangeLog b/libcc1/ChangeLog
index 8f3449e..2802ce5 100644
--- a/libcc1/ChangeLog
+++ b/libcc1/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libcpp/ChangeLog b/libcpp/ChangeLog
index 68c9237..ee91cc1 100644
--- a/libcpp/ChangeLog
+++ b/libcpp/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-11-08  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from mainline
diff --git a/libcpp/po/ChangeLog b/libcpp/po/ChangeLog
index 9c4d30d..fba298d 100644
--- a/libcpp/po/ChangeLog
+++ b/libcpp/po/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libdecnumber/ChangeLog b/libdecnumber/ChangeLog
index 90d5a97..a309bc3 100644
--- a/libdecnumber/ChangeLog
+++ b/libdecnumber/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-01-13  Joseph Myers  <joseph@codesourcery.com>
 
 	Backport from mainline:
diff --git a/libffi/ChangeLog b/libffi/ChangeLog
index 828a1c7..bef9417 100644
--- a/libffi/ChangeLog
+++ b/libffi/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libgcc/ChangeLog b/libgcc/ChangeLog
index 7630d6e..a5c3051 100644
--- a/libgcc/ChangeLog
+++ b/libgcc/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-02-10  H.J. Lu  <hongjiu.lu@intel.com>
 
 	Backport from mainline
diff --git a/libgcc/config/libbid/ChangeLog b/libgcc/config/libbid/ChangeLog
index 0f7b9dd..f94a681 100644
--- a/libgcc/config/libbid/ChangeLog
+++ b/libgcc/config/libbid/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libgfortran/ChangeLog b/libgfortran/ChangeLog
index ce75fe8..01aa551b 100644
--- a/libgfortran/ChangeLog
+++ b/libgfortran/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-02-22  Thomas Koenig  <tkoenig@gcc.gnu.org>
 
 	Backport from trunk
diff --git a/libgomp/ChangeLog b/libgomp/ChangeLog
index b90fddf..0156d5f 100644
--- a/libgomp/ChangeLog
+++ b/libgomp/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-02-13  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from mainline
diff --git a/libhsail-rt/ChangeLog b/libhsail-rt/ChangeLog
index e401717..9dec465 100644
--- a/libhsail-rt/ChangeLog
+++ b/libhsail-rt/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libiberty/ChangeLog b/libiberty/ChangeLog
index 0be41b2..c5a095d 100644
--- a/libiberty/ChangeLog
+++ b/libiberty/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-03-02  H.J. Lu  <hongjiu.lu@intel.com>
 
 	Backport from master
diff --git a/libitm/ChangeLog b/libitm/ChangeLog
index bedb831..703db28ee 100644
--- a/libitm/ChangeLog
+++ b/libitm/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libobjc/ChangeLog b/libobjc/ChangeLog
index 5cc4dec..9003252 100644
--- a/libobjc/ChangeLog
+++ b/libobjc/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/liboffloadmic/ChangeLog b/liboffloadmic/ChangeLog
index cc464c1..bbd18fc 100644
--- a/liboffloadmic/ChangeLog
+++ b/liboffloadmic/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libphobos/ChangeLog b/libphobos/ChangeLog
index becd8b1..569a3c9 100644
--- a/libphobos/ChangeLog
+++ b/libphobos/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-10-30  Thomas Schwinge  <thomas@codesourcery.com>
 
 	Backport from trunk:
diff --git a/libquadmath/ChangeLog b/libquadmath/ChangeLog
index b8f71d6..f5c5231 100644
--- a/libquadmath/ChangeLog
+++ b/libquadmath/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-10-21  Jakub Jelinek  <jakub@redhat.com>
 
 	Backported from mainline
diff --git a/libsanitizer/ChangeLog b/libsanitizer/ChangeLog
index 53b8343..07a4952 100644
--- a/libsanitizer/ChangeLog
+++ b/libsanitizer/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-03-03  Iain Sandoe  <iain@sandoe.co.uk>
 
 	* configure.tgt (x86_64-*-darwin*, i?86-*-darwin*): Enable by
diff --git a/libssp/ChangeLog b/libssp/ChangeLog
index 869b8d0..73ccbe9 100644
--- a/libssp/ChangeLog
+++ b/libssp/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/libstdc++-v3/ChangeLog b/libstdc++-v3/ChangeLog
index ce96fe1..4584717 100644
--- a/libstdc++-v3/ChangeLog
+++ b/libstdc++-v3/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-03-06  Jonathan Wakely  <jwakely@redhat.com>
 
 	Backport from mainline
diff --git a/libvtv/ChangeLog b/libvtv/ChangeLog
index b9cfd6b..d3854a1 100644
--- a/libvtv/ChangeLog
+++ b/libvtv/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/lto-plugin/ChangeLog b/lto-plugin/ChangeLog
index 2beb473..6da9d21 100644
--- a/lto-plugin/ChangeLog
+++ b/lto-plugin/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.
diff --git a/maintainer-scripts/ChangeLog b/maintainer-scripts/ChangeLog
index c50e6c2..b1a9be6 100644
--- a/maintainer-scripts/ChangeLog
+++ b/maintainer-scripts/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2020-02-27  Jakub Jelinek  <jakub@redhat.com>
 
 	* gcc_release: Add support for -b local-git-repo argument.
diff --git a/zlib/ChangeLog b/zlib/ChangeLog
index 480ecdf..feae5b0 100644
--- a/zlib/ChangeLog
+++ b/zlib/ChangeLog
@@ -1,3 +1,7 @@
+2020-03-12  Release Manager
+
+	* GCC 9.3.0 released.
+
 2019-08-12  Release Manager
 
 	* GCC 9.2.0 released.