diff --git a/versions.sh b/versions.sh
index 4b0be737..db58dba5 100755
--- a/versions.sh
+++ b/versions.sh
@@ -2,7 +2,7 @@
 
 # Source tarball versions
 
-PG_TARBALL_POSTGRESQL=16.2
+PG_TARBALL_POSTGRESQL=16.3
 PG_TARBALL_PGADMIN=8.5
 PG_LP_VERSION=4.3
 
@@ -16,7 +16,7 @@ PG_BUILDNUM_LANGUAGEPACK=1
 #                     Minor version is revision.build.
 
 PG_MAJOR_VERSION=16
-PG_MINOR_VERSION=2.2
+PG_MINOR_VERSION=3.1
 
 # Other package versions
 PG_VERSION_POSTGIS=3.4.2