diff --git a/checks/check_extra739 b/checks/check_extra739
new file mode 100644
index 00000000..33ff5ecb
--- /dev/null
+++ b/checks/check_extra739
@@ -0,0 +1,36 @@
+#!/usr/bin/env bash
+
+# Prowler - the handy cloud security tool (copyright 2018) by Toni de la Fuente
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may not
+# use this file except in compliance with the License. You may obtain a copy
+# of the License at http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software distributed
+# under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+# CONDITIONS OF ANY KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations under the License.
+CHECK_ID_extra739="7.39"
+CHECK_TITLE_extra739="[extra739] Check if RDS instances have backup enabled (Not Scored) (Not part of CIS benchmark)"
+CHECK_SCORED_extra739="NOT_SCORED"
+CHECK_TYPE_extra739="EXTRA"
+CHECK_ALTERNATE_check739="extra739"
+
+extra739(){
+  for regx in $REGIONS; do
+    LIST_OF_RDS_INSTANCES=$($AWSCLI rds describe-db-instances $PROFILE_OPT --region $regx --query 'DBInstances[*].DBInstanceIdentifier' --output text)
+    if [[ $LIST_OF_RDS_INSTANCES ]];then
+      for rdsinstance in $LIST_OF_RDS_INSTANCES; do
+        # if retention is 0 then is disabled 
+        BACKUP_RETENTION=$($AWSCLI rds describe-db-instances $PROFILE_OPT --region $regx --db-instance-identifier $rdsinstance --query 'DBInstances[*].BackupRetentionPeriod' --output text)
+        if [[ $BACKUP_RETENTION == "0" ]]; then
+          textFail "$regx: RDS instance $rdsinstance has not backup enabled!" "$regx"
+        else
+          textPass "$regx: RDS instance $rdsinstance has backup enabled with retention period $BACKUP_RETENTION days " "$regx"
+        fi
+      done
+    else
+      textInfo "$regx: No RDS instances found" "$regx"
+    fi
+  done
+}
diff --git a/groups/group13_rds b/groups/group13_rds
new file mode 100644
index 00000000..5c8cfc03
--- /dev/null
+++ b/groups/group13_rds
@@ -0,0 +1,18 @@
+#!/usr/bin/env bash
+
+# Prowler - the handy cloud security tool (copyright 2018) by Toni de la Fuente
+#
+# Licensed under the Apache License, Version 2.0 (the "License"); you may not
+# use this file except in compliance with the License. You may obtain a copy
+# of the License at http://www.apache.org/licenses/LICENSE-2.0
+#
+# Unless required by applicable law or agreed to in writing, software distributed
+# under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR
+# CONDITIONS OF ANY KIND, either express or implied. See the License for the
+# specific language governing permissions and limitations under the License.
+
+GROUP_ID[13]='rds'
+GROUP_NUMBER[13]='13.0'
+GROUP_TITLE[13]='RDS security checks - [rds] ***********************************'
+GROUP_RUN_BY_DEFAULT[13]='N' # run it when execute_all is called
+GROUP_CHECKS[13]='extra78,extra723,extra735,extra739,extra735'
diff --git a/groups/group7_extras b/groups/group7_extras
index 424235e9..d94dd115 100644
--- a/groups/group7_extras
+++ b/groups/group7_extras
@@ -15,4 +15,4 @@ GROUP_ID[7]='extras'
 GROUP_NUMBER[7]='7.0'
 GROUP_TITLE[7]='Extras - [extras] **********************************************'
 GROUP_RUN_BY_DEFAULT[7]='Y' # run it when execute_all is called
-GROUP_CHECKS[7]='extra71,extra72,extra73,extra74,extra75,extra76,extra77,extra78,extra79,extra710,extra711,extra712,extra713,extra714,extra715,extra716,extra717,extra718,extra719,extra720,extra721,extra722,extra723,extra724,extra725,extra726,extra727,extra728,extra729,extra730,extra731,extra732,extra733,extra734,extra735,extra736,extra737,extra738,extra740,extra741,extra742,extra743,extra744,extra745,extra746'
+GROUP_CHECKS[7]='extra71,extra72,extra73,extra74,extra75,extra76,extra77,extra78,extra79,extra710,extra711,extra712,extra713,extra714,extra715,extra716,extra717,extra718,extra719,extra720,extra721,extra722,extra723,extra724,extra725,extra726,extra727,extra728,extra729,extra730,extra731,extra732,extra733,extra734,extra735,extra736,extra737,extra738,extra739,extra740,extra741,extra742,extra743,extra744,extra745,extra746'