diff --git a/nagios/bin/pmp-check-aws-rds.py b/nagios/bin/pmp-check-aws-rds.py
index 73b7660..70f97ec 100755
--- a/nagios/bin/pmp-check-aws-rds.py
+++ b/nagios/bin/pmp-check-aws-rds.py
@@ -125,6 +125,18 @@ def main():
         'db.m4.2xlarge': 32,
         'db.m4.4xlarge': 64,
         'db.m4.10xlarge': 160,
+        'db.r4.large': 15,
+        'db.r4.xlarge': 30.5,
+        'db.r4.2xlarge': 61,
+        'db.r4.4xlarge': 122,
+        'db.r4.8xlarge': 244,
+        'db.r4.16xlarge': 488,
+        'db.r5.large': 16,
+        'db.r5.xlarge': 32,
+        'db.r5.2xlarge': 64,
+        'db.r5.4xlarge': 128,
+        'db.r5.12xlarge': 384,
+        'db.r5.24xlarge': 768,
         'db.r3.large': 15,
         'db.r3.xlarge': 30.5,
         'db.r3.2xlarge': 61,