diff --git a/VERSION.txt b/VERSION.txt
index ec5033757b9..780f4f3b1df 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-SageMath version 9.1.rc2, Release Date: 2020-04-25
+SageMath version 9.1.rc3, Release Date: 2020-05-04
diff --git a/build/pkgs/configure/checksums.ini b/build/pkgs/configure/checksums.ini
index 7ca53862726..32ec4a40f76 100644
--- a/build/pkgs/configure/checksums.ini
+++ b/build/pkgs/configure/checksums.ini
@@ -1,4 +1,4 @@
 tarball=configure-VERSION.tar.gz
-sha1=0b20cf1ea6152957fc9e49c8aef88ae51f3d682a
-md5=ca746ec0eea25a2192a696f143983cd6
-cksum=660526425
+sha1=888060914581b4fb403db0385cf32b975a14b373
+md5=01dc2ee1f687f3e56530addeeda0f71c
+cksum=2096446587
diff --git a/build/pkgs/configure/package-version.txt b/build/pkgs/configure/package-version.txt
index 4484c763dd0..a0573e90a1e 100644
--- a/build/pkgs/configure/package-version.txt
+++ b/build/pkgs/configure/package-version.txt
@@ -1 +1 @@
-5b390b5674586cfa800cafb150ab0943641897a5
+ec4fd4a567200d638dff07c4fb47bac3893e7904
diff --git a/src/bin/sage-version.sh b/src/bin/sage-version.sh
index 188ce40c02e..0dfd323f6e4 100644
--- a/src/bin/sage-version.sh
+++ b/src/bin/sage-version.sh
@@ -1,5 +1,5 @@
 # Sage version information for shell scripts
 # This file is auto-generated by the sage-update-version script, do not edit!
-SAGE_VERSION='9.1.rc2'
-SAGE_RELEASE_DATE='2020-04-25'
-SAGE_VERSION_BANNER='SageMath version 9.1.rc2, Release Date: 2020-04-25'
+SAGE_VERSION='9.1.rc3'
+SAGE_RELEASE_DATE='2020-05-04'
+SAGE_VERSION_BANNER='SageMath version 9.1.rc3, Release Date: 2020-05-04'
diff --git a/src/sage/version.py b/src/sage/version.py
index 657d5c2f15f..4d30bc1cde7 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 = '9.1.rc2'
-date = '2020-04-25'
-banner = 'SageMath version 9.1.rc2, Release Date: 2020-04-25'
+version = '9.1.rc3'
+date = '2020-05-04'
+banner = 'SageMath version 9.1.rc3, Release Date: 2020-05-04'