diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests/restapi.json b/src/sonic-yang-models/tests/yang_model_tests/tests/restapi.json
index e18d6e163ce4..42ce64ba330f 100644
--- a/src/sonic-yang-models/tests/yang_model_tests/tests/restapi.json
+++ b/src/sonic-yang-models/tests/yang_model_tests/tests/restapi.json
@@ -9,5 +9,8 @@
     },
     "RESTAPI_TABLE_WITH_VALID_CONFIG": {
         "desc": "RESTAPI TABLE WITH VALID CONFIG."
+    },
+    "RESTAPI_TABLE_WITH_MULTIPLE_CERTS": {
+        "desc": "RESTAPI TABLE WITH MULTIPLE CERTS."
     }
 }
diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests_config/restapi.json b/src/sonic-yang-models/tests/yang_model_tests/tests_config/restapi.json
index 8ae212ed7026..f2a3b15643c6 100644
--- a/src/sonic-yang-models/tests/yang_model_tests/tests_config/restapi.json
+++ b/src/sonic-yang-models/tests/yang_model_tests/tests_config/restapi.json
@@ -34,5 +34,17 @@
                 }
             }
         }
+    },
+    "RESTAPI_TABLE_WITH_MULTIPLE_CERTS": {
+        "sonic-restapi:sonic-restapi": {
+            "sonic-restapi:RESTAPI": {
+                "certs": {
+                    "ca_crt": "/etc/sonic/credentials/ame_root.pem",
+                    "server_crt": "/etc/sonic/credentials/restapiserver.crt",
+                    "server_key": "/etc/sonic/credentials/restapiserver.key",
+                    "client_crt_cname": "client.sonic.net,clientds.prod.net"
+                }
+            }
+        }
     }
 }
diff --git a/src/sonic-yang-models/yang-models/sonic-restapi.yang b/src/sonic-yang-models/yang-models/sonic-restapi.yang
index e049e2fa5c23..af509f2335d8 100644
--- a/src/sonic-yang-models/yang-models/sonic-restapi.yang
+++ b/src/sonic-yang-models/yang-models/sonic-restapi.yang
@@ -45,7 +45,7 @@ module sonic-restapi {
 
                 leaf client_crt_cname {
                     type string {
-                        pattern '([a-zA-Z0-9_\-\.]+)';
+                        pattern '([a-zA-Z0-9_\-\.]+,)*([a-zA-Z0-9_\-\.]+)';
                     }
                     description "Client cert name.";
                 }