diff --git a/Scripts/sql-update-5.12.4_to_5.12.5.sh b/Scripts/sql-update-5.12.4_to_5.12.5.sh
new file mode 100755
index 0000000000..cd9b85eb63
--- /dev/null
+++ b/Scripts/sql-update-5.12.4_to_5.12.5.sh
@@ -0,0 +1,36 @@
+#!/bin/bash
+
+set -euo pipefail
+
+sessiontype=$(sogo-tool dump-defaults -f /etc/sogo/sogo.conf | awk -F\" '/ OCSSessionsFolderURL =/  {print $2}' | awk -F: '{ print $1 }')
+
+if [ -z "$sessiontype" ]; then
+    echo "Failed to obtain session table type" >&2
+    exit 1
+fi
+
+if [[ "$sessiontype" == "postgresql" ]]; then
+    sessionurl=$(sogo-tool dump-defaults -f /etc/sogo/sogo.conf | awk -F\" '/ OCSSessionsFolderURL =/  {print $2}' | cut -d / -f1-4)
+    sessiontable=$(sogo-tool dump-defaults -f /etc/sogo/sogo.conf | awk -F\" '/ OCSSessionsFolderURL =/  {print $2}' | awk -F/ '{print $NF}')
+    openidinput=$(sogo-tool dump-defaults -f /etc/sogo/sogo.conf | awk -F\" '/ OCSIAMOpenIDSupport = YES/ {found=1} / OCIOpenIDSupport = YES/ {found=1} / OCSIdPoolURL =/ {if(found) print; found=0}')
+    if [ -n "$openidinput" ]; then
+        openidurl=$(echo "$openidinput" | awk -F\" '/ OCSIdPoolURL =/  {print $2}' | cut -d / -f1-4)
+        openidtable=$(echo "$openidinput" | awk -F\" '/ OCSIdPoolURL =/  {print $2}' | awk -F/ '{print $NF}')
+    fi
+
+    if [ -n "$sessiontable" ]; then
+        echo "Converting c_value from VARCHAR(4096) to TEXT in sessions table ($sessiontable)"
+        psql $sessionurl -c "ALTER TABLE $sessiontable ALTER COLUMN c_value TYPE TEXT;"
+    fi
+    if [ -n "$openidtable" ]; then
+        echo "Converting columns from VARCHAR(4096) to TEXT in openid table ($openidtable)"
+        psql $openidurl -c "ALTER TABLE $openidtable ALTER COLUMN c_user_session TYPE TEXT;"
+        psql $openidurl -c "ALTER TABLE $openidtable ALTER COLUMN c_old_session TYPE TEXT;"
+        psql $openidurl -c "ALTER TABLE $openidtable ALTER COLUMN c_refresh_token TYPE TEXT;"
+    fi
+else
+    echo "This script only supports PostgreSQL, detected: $sessiontype" >&2
+    exit 1
+fi
+
+exit 0
\ No newline at end of file