diff --git a/CITATION.cff b/CITATION.cff
index 5cf526828d0..79607a93e60 100644
--- a/CITATION.cff
+++ b/CITATION.cff
@@ -4,8 +4,8 @@ title: SageMath
 abstract: SageMath is a free open-source mathematics software system.
 authors:
 - name: "The SageMath Developers"
-version: 10.3.beta8
+version: 10.3.rc0
 doi: 10.5281/zenodo.593563
-date-released: 2024-02-13
+date-released: 2024-02-25
 repository-code: "https://github.com/sagemath/sage"
 url: "https://www.sagemath.org/"
diff --git a/VERSION.txt b/VERSION.txt
index dc3b1773876..8685f53e56f 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-SageMath version 10.3.beta8, Release Date: 2024-02-13
+SageMath version 10.3.rc0, Release Date: 2024-02-25
diff --git a/build/pkgs/configure/checksums.ini b/build/pkgs/configure/checksums.ini
index 652aac2401f..aa5eedfe15b 100644
--- a/build/pkgs/configure/checksums.ini
+++ b/build/pkgs/configure/checksums.ini
@@ -1,4 +1,4 @@
 tarball=configure-VERSION.tar.gz
-sha1=cebcfe9542c5aa28fd27329786ec7ceb53c4b18b
-md5=83b5e5a5ad023e6266626dfde92f5969
-cksum=383438152
+sha1=a3fc8c3bf9198d28a8f2d5a08cffdcf519150b77
+md5=32f4f1763765232dc7e7431d5e48e129
+cksum=708121316
diff --git a/build/pkgs/configure/package-version.txt b/build/pkgs/configure/package-version.txt
index 3e0fc8a8173..87cd0d32195 100644
--- a/build/pkgs/configure/package-version.txt
+++ b/build/pkgs/configure/package-version.txt
@@ -1 +1 @@
-f531179bcd7b18e31291000415f0d076538a0802
+0fb793fa91a0b46de452036b521cbbaeee878340
diff --git a/build/pkgs/sage_conf/install-requires.txt b/build/pkgs/sage_conf/install-requires.txt
index 0ec273543e2..c89cf3e4fa5 100644
--- a/build/pkgs/sage_conf/install-requires.txt
+++ b/build/pkgs/sage_conf/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sage-conf ~= 10.3b8
+sage-conf ~= 10.3rc0
diff --git a/build/pkgs/sage_docbuild/install-requires.txt b/build/pkgs/sage_docbuild/install-requires.txt
index 56e6e3f3495..67181be111a 100644
--- a/build/pkgs/sage_docbuild/install-requires.txt
+++ b/build/pkgs/sage_docbuild/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sage-docbuild ~= 10.3b8
+sage-docbuild ~= 10.3rc0
diff --git a/build/pkgs/sage_setup/install-requires.txt b/build/pkgs/sage_setup/install-requires.txt
index f9408e28398..9b55e69ca14 100644
--- a/build/pkgs/sage_setup/install-requires.txt
+++ b/build/pkgs/sage_setup/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sage-setup ~= 10.3b8
+sage-setup ~= 10.3rc0
diff --git a/build/pkgs/sage_sws2rst/install-requires.txt b/build/pkgs/sage_sws2rst/install-requires.txt
index 9c0f33a7153..7d9753fe5ba 100644
--- a/build/pkgs/sage_sws2rst/install-requires.txt
+++ b/build/pkgs/sage_sws2rst/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sage-sws2rst ~= 10.3b8
+sage-sws2rst ~= 10.3rc0
diff --git a/build/pkgs/sagelib/install-requires.txt b/build/pkgs/sagelib/install-requires.txt
index 86712dcb467..b1821569ba4 100644
--- a/build/pkgs/sagelib/install-requires.txt
+++ b/build/pkgs/sagelib/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-standard ~= 10.3b8
+sagemath-standard ~= 10.3rc0
diff --git a/build/pkgs/sagemath_bliss/install-requires.txt b/build/pkgs/sagemath_bliss/install-requires.txt
index 8da9922be3a..cf95cef67a7 100644
--- a/build/pkgs/sagemath_bliss/install-requires.txt
+++ b/build/pkgs/sagemath_bliss/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-bliss ~= 10.3b8
+sagemath-bliss ~= 10.3rc0
diff --git a/build/pkgs/sagemath_categories/install-requires.txt b/build/pkgs/sagemath_categories/install-requires.txt
index e3ee3bb17c6..e4ea2d5d0c4 100644
--- a/build/pkgs/sagemath_categories/install-requires.txt
+++ b/build/pkgs/sagemath_categories/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-categories ~= 10.3b8
+sagemath-categories ~= 10.3rc0
diff --git a/build/pkgs/sagemath_coxeter3/install-requires.txt b/build/pkgs/sagemath_coxeter3/install-requires.txt
index a41ca7949f5..6200a717bfb 100644
--- a/build/pkgs/sagemath_coxeter3/install-requires.txt
+++ b/build/pkgs/sagemath_coxeter3/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-coxeter3 ~= 10.3b8
+sagemath-coxeter3 ~= 10.3rc0
diff --git a/build/pkgs/sagemath_environment/install-requires.txt b/build/pkgs/sagemath_environment/install-requires.txt
index 738c3d6f68c..4ce179501fd 100644
--- a/build/pkgs/sagemath_environment/install-requires.txt
+++ b/build/pkgs/sagemath_environment/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-environment ~= 10.3b8
+sagemath-environment ~= 10.3rc0
diff --git a/build/pkgs/sagemath_mcqd/install-requires.txt b/build/pkgs/sagemath_mcqd/install-requires.txt
index fb6b95fb1bb..9f21ede31b8 100644
--- a/build/pkgs/sagemath_mcqd/install-requires.txt
+++ b/build/pkgs/sagemath_mcqd/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-mcqd ~= 10.3b8
+sagemath-mcqd ~= 10.3rc0
diff --git a/build/pkgs/sagemath_meataxe/install-requires.txt b/build/pkgs/sagemath_meataxe/install-requires.txt
index 12843b536a9..2fb3b54c592 100644
--- a/build/pkgs/sagemath_meataxe/install-requires.txt
+++ b/build/pkgs/sagemath_meataxe/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-meataxe ~= 10.3b8
+sagemath-meataxe ~= 10.3rc0
diff --git a/build/pkgs/sagemath_objects/install-requires.txt b/build/pkgs/sagemath_objects/install-requires.txt
index 8cbc66818b8..ea0025f36fa 100644
--- a/build/pkgs/sagemath_objects/install-requires.txt
+++ b/build/pkgs/sagemath_objects/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-objects ~= 10.3b8
+sagemath-objects ~= 10.3rc0
diff --git a/build/pkgs/sagemath_repl/install-requires.txt b/build/pkgs/sagemath_repl/install-requires.txt
index 57ee651b95f..cd5df803c32 100644
--- a/build/pkgs/sagemath_repl/install-requires.txt
+++ b/build/pkgs/sagemath_repl/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-repl ~= 10.3b8
+sagemath-repl ~= 10.3rc0
diff --git a/build/pkgs/sagemath_sirocco/install-requires.txt b/build/pkgs/sagemath_sirocco/install-requires.txt
index cdda9fc7b51..052d8df5722 100644
--- a/build/pkgs/sagemath_sirocco/install-requires.txt
+++ b/build/pkgs/sagemath_sirocco/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-sirocco ~= 10.3b8
+sagemath-sirocco ~= 10.3rc0
diff --git a/build/pkgs/sagemath_tdlib/install-requires.txt b/build/pkgs/sagemath_tdlib/install-requires.txt
index 74ad7694e5f..ef4f0b40800 100644
--- a/build/pkgs/sagemath_tdlib/install-requires.txt
+++ b/build/pkgs/sagemath_tdlib/install-requires.txt
@@ -1,2 +1,2 @@
 # This file is updated on every release by the sage-update-version script
-sagemath-tdlib ~= 10.3b8
+sagemath-tdlib ~= 10.3rc0
diff --git a/pkgs/sage-conf/VERSION.txt b/pkgs/sage-conf/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sage-conf/VERSION.txt
+++ b/pkgs/sage-conf/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sage-conf_conda/VERSION.txt b/pkgs/sage-conf_conda/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sage-conf_conda/VERSION.txt
+++ b/pkgs/sage-conf_conda/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sage-conf_pypi/VERSION.txt b/pkgs/sage-conf_pypi/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sage-conf_pypi/VERSION.txt
+++ b/pkgs/sage-conf_pypi/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sage-docbuild/VERSION.txt b/pkgs/sage-docbuild/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sage-docbuild/VERSION.txt
+++ b/pkgs/sage-docbuild/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sage-setup/VERSION.txt b/pkgs/sage-setup/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sage-setup/VERSION.txt
+++ b/pkgs/sage-setup/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sage-sws2rst/VERSION.txt b/pkgs/sage-sws2rst/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sage-sws2rst/VERSION.txt
+++ b/pkgs/sage-sws2rst/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-bliss/VERSION.txt b/pkgs/sagemath-bliss/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-bliss/VERSION.txt
+++ b/pkgs/sagemath-bliss/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-categories/VERSION.txt b/pkgs/sagemath-categories/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-categories/VERSION.txt
+++ b/pkgs/sagemath-categories/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-coxeter3/VERSION.txt b/pkgs/sagemath-coxeter3/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-coxeter3/VERSION.txt
+++ b/pkgs/sagemath-coxeter3/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-environment/VERSION.txt b/pkgs/sagemath-environment/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-environment/VERSION.txt
+++ b/pkgs/sagemath-environment/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-mcqd/VERSION.txt b/pkgs/sagemath-mcqd/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-mcqd/VERSION.txt
+++ b/pkgs/sagemath-mcqd/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-meataxe/VERSION.txt b/pkgs/sagemath-meataxe/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-meataxe/VERSION.txt
+++ b/pkgs/sagemath-meataxe/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-objects/VERSION.txt b/pkgs/sagemath-objects/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-objects/VERSION.txt
+++ b/pkgs/sagemath-objects/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-repl/VERSION.txt b/pkgs/sagemath-repl/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-repl/VERSION.txt
+++ b/pkgs/sagemath-repl/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-sirocco/VERSION.txt b/pkgs/sagemath-sirocco/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-sirocco/VERSION.txt
+++ b/pkgs/sagemath-sirocco/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/pkgs/sagemath-tdlib/VERSION.txt b/pkgs/sagemath-tdlib/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/pkgs/sagemath-tdlib/VERSION.txt
+++ b/pkgs/sagemath-tdlib/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/src/VERSION.txt b/src/VERSION.txt
index 8acf30efc60..0ebca0e5b3f 100644
--- a/src/VERSION.txt
+++ b/src/VERSION.txt
@@ -1 +1 @@
-10.3.beta8
+10.3.rc0
diff --git a/src/bin/sage-version.sh b/src/bin/sage-version.sh
index de83cdeaae1..d9db6163f53 100644
--- a/src/bin/sage-version.sh
+++ b/src/bin/sage-version.sh
@@ -4,6 +4,6 @@
 # which stops "setup.py develop" from rewriting it as a Python file.
 :
 # This file is auto-generated by the sage-update-version script, do not edit!
-SAGE_VERSION='10.3.beta8'
-SAGE_RELEASE_DATE='2024-02-13'
-SAGE_VERSION_BANNER='SageMath version 10.3.beta8, Release Date: 2024-02-13'
+SAGE_VERSION='10.3.rc0'
+SAGE_RELEASE_DATE='2024-02-25'
+SAGE_VERSION_BANNER='SageMath version 10.3.rc0, Release Date: 2024-02-25'
diff --git a/src/sage/version.py b/src/sage/version.py
index 3662aa06873..ff9dc5878fc 100644
--- a/src/sage/version.py
+++ b/src/sage/version.py
@@ -1,5 +1,5 @@
 # Sage version information for Python scripts
 # This file is auto-generated by the sage-update-version script, do not edit!
-version = '10.3.beta8'
-date = '2024-02-13'
-banner = 'SageMath version 10.3.beta8, Release Date: 2024-02-13'
+version = '10.3.rc0'
+date = '2024-02-25'
+banner = 'SageMath version 10.3.rc0, Release Date: 2024-02-25'