diff --git a/.zenodo.json b/.zenodo.json
index 8f246a8ca94..ed92e9673c5 100644
--- a/.zenodo.json
+++ b/.zenodo.json
@@ -1,10 +1,10 @@
 {
     "description": "Mirror of the Sage https://sagemath.org/ source tree", 
     "license": "other-open", 
-    "title": "sagemath/sage: 9.3.beta2", 
-    "version": "9.3.beta2", 
+    "title": "sagemath/sage: 9.3.beta3", 
+    "version": "9.3.beta3", 
     "upload_type": "software", 
-    "publication_date": "2020-11-24", 
+    "publication_date": "2020-12-06", 
     "creators": [
         {
             "affiliation": "SageMath.org", 
@@ -15,7 +15,7 @@
     "related_identifiers": [
         {
             "scheme": "url", 
-            "identifier": "https://github.com/sagemath/sage/tree/9.3.beta2", 
+            "identifier": "https://github.com/sagemath/sage/tree/9.3.beta3", 
             "relation": "isSupplementTo"
         }, 
         {
diff --git a/VERSION.txt b/VERSION.txt
index d049035197f..ae7bf5faa08 100644
--- a/VERSION.txt
+++ b/VERSION.txt
@@ -1 +1 @@
-SageMath version 9.3.beta2, Release Date: 2020-11-24
+SageMath version 9.3.beta3, Release Date: 2020-12-06
diff --git a/build/pkgs/configure/checksums.ini b/build/pkgs/configure/checksums.ini
index dbdf28e3edd..be455b1c02f 100644
--- a/build/pkgs/configure/checksums.ini
+++ b/build/pkgs/configure/checksums.ini
@@ -1,4 +1,4 @@
 tarball=configure-VERSION.tar.gz
-sha1=67f6206cf84dd6ad7dcfc88c85d8a60fc8cfc804
-md5=ea0cbc6181c37d24a0113c1affd0d1dc
-cksum=4111744968
+sha1=9630148997eadc90f50a99bc8902d9759cd63d4d
+md5=c73af26d82eac1af9725ca780e650ebb
+cksum=78369567
diff --git a/build/pkgs/configure/package-version.txt b/build/pkgs/configure/package-version.txt
index bae5dc88e7e..332f2751dc8 100644
--- a/build/pkgs/configure/package-version.txt
+++ b/build/pkgs/configure/package-version.txt
@@ -1 +1 @@
-344dd08c66028e6e9200d1fef4aa7ef20049eb78
+3290413be62de2cc4b8568c058ffe33b05acca0b
diff --git a/build/pkgs/sagelib/package-version.txt b/build/pkgs/sagelib/package-version.txt
index aa9bc351134..b2a8dddf89a 100644
--- a/build/pkgs/sagelib/package-version.txt
+++ b/build/pkgs/sagelib/package-version.txt
@@ -1 +1 @@
-9.3.beta2
+9.3.beta3
diff --git a/src/bin/sage-version.sh b/src/bin/sage-version.sh
index b2df7bcbdb6..041e98ab5d0 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='9.3.beta2'
-SAGE_RELEASE_DATE='2020-11-24'
-SAGE_VERSION_BANNER='SageMath version 9.3.beta2, Release Date: 2020-11-24'
+SAGE_VERSION='9.3.beta3'
+SAGE_RELEASE_DATE='2020-12-06'
+SAGE_VERSION_BANNER='SageMath version 9.3.beta3, Release Date: 2020-12-06'
diff --git a/src/sage/version.py b/src/sage/version.py
index db00ab169eb..fe0c6afc202 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 = '9.3.beta2'
-date = '2020-11-24'
-banner = 'SageMath version 9.3.beta2, Release Date: 2020-11-24'
+version = '9.3.beta3'
+date = '2020-12-06'
+banner = 'SageMath version 9.3.beta3, Release Date: 2020-12-06'