diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests/kdump.json b/src/sonic-yang-models/tests/yang_model_tests/tests/kdump.json
index 4d42fb6c3d8..8cd74ecd917 100644
--- a/src/sonic-yang-models/tests/yang_model_tests/tests/kdump.json
+++ b/src/sonic-yang-models/tests/yang_model_tests/tests/kdump.json
@@ -11,6 +11,12 @@
     "KDUMP_WITH_VALID_VALUES_4": {
         "desc": "Configuring the kdump with valid values."
     },
+    "KDUMP_WITH_VALID_MEM_HIGH": {
+        "desc": "Configuring the kdump with valid values and high suffix."
+    },
+    "KDUMP_WITH_VALID_MEM_HIGH_2": {
+        "desc": "Configuring the kdump with valid values and high suffix."
+    },
     "KDUMP_WITH_INVALID_NUM_DUMPS": {
         "desc": "Configuring kdump config with a invalid number of allowed kdumps.",
         "eStrKey": "Range"
@@ -19,6 +25,14 @@
         "desc": "Configuring kdump config with invalid memory config.",
         "eStrKey": "Pattern"
     },
+    "KDUMP_WITH_INVALID_MEM_HIGH": {
+        "desc": "Configuring kdump config with invalid value.",
+        "eStrKey": "Pattern"
+    },
+    "KDUMP_WITH_INVALID_MEM_HIGH_2": {
+        "desc": "Configuring kdump config with invalid suffix.",
+        "eStrKey": "Pattern"
+    },
     "KDUMP_WITH_VALID_REMOTE_VALUES": {
         "desc": "Configuring the kdump with valid remote ssh values."
     }
diff --git a/src/sonic-yang-models/tests/yang_model_tests/tests_config/kdump.json b/src/sonic-yang-models/tests/yang_model_tests/tests_config/kdump.json
index 7cfaff75061..ebefb4ffcd5 100644
--- a/src/sonic-yang-models/tests/yang_model_tests/tests_config/kdump.json
+++ b/src/sonic-yang-models/tests/yang_model_tests/tests_config/kdump.json
@@ -55,7 +55,34 @@
             }
         }
     },
-
+    "KDUMP_WITH_VALID_MEM_HIGH": {
+        "sonic-kdump:sonic-kdump": {
+            "sonic-kdump:KDUMP": {
+                "config": {
+                    "enabled": "true",
+                    "num_dumps": "3",
+                    "memory": "1G,high",
+                    "remote": "true",
+                    "ssh_string" : "ali@192.168.0.188",
+                    "ssh_path":  "/home/ali/.ssh/id_rsa"
+                }
+            }
+        }
+    },
+    "KDUMP_WITH_VALID_MEM_HIGH_2": {
+        "sonic-kdump:sonic-kdump": {
+            "sonic-kdump:KDUMP": {
+                "config": {
+                    "enabled": "true",
+                    "num_dumps": "3",
+                    "memory": "512M,high",
+                    "remote": "true",
+                    "ssh_string" : "ali@192.168.0.188",
+                    "ssh_path":  "/home/ali/.ssh/id_rsa"
+                }
+            }
+        }
+    },
     "KDUMP_WITH_INVALID_NUM_DUMPS": {
         "sonic-kdump:sonic-kdump": {
             "sonic-kdump:KDUMP": {
@@ -84,7 +111,34 @@
             }
         }
     },
-
+    "KDUMP_WITH_INVALID_MEM_HIGH": {
+        "sonic-kdump:sonic-kdump": {
+            "sonic-kdump:KDUMP": {
+                "config": {
+                    "enabled": "true",
+                    "num_dumps": "3",
+                    "memory": "100,high",
+                    "remote": "true",
+                    "ssh_string" : "ali@192.168.0.188",
+                    "ssh_path":  "/home/ali/.ssh/id_rsa"
+                }
+            }
+        }
+    },
+    "KDUMP_WITH_INVALID_MEM_HIGH_2": {
+        "sonic-kdump:sonic-kdump": {
+            "sonic-kdump:KDUMP": {
+                "config": {
+                    "enabled": "true",
+                    "num_dumps": "3",
+                    "memory": "1G,highx",
+                    "remote": "true",
+                    "ssh_string" : "ali@192.168.0.188",
+                    "ssh_path":  "/home/ali/.ssh/id_rsa"
+                }
+            }
+        }
+    },
     "KDUMP_WITH_VALID_REMOTE_VALUES": {
         "sonic-kdump:sonic-kdump": {
             "sonic-kdump:KDUMP": {
diff --git a/src/sonic-yang-models/yang-models/sonic-kdump.yang b/src/sonic-yang-models/yang-models/sonic-kdump.yang
index 22ed5a73ae0..ca8b5842416 100644
--- a/src/sonic-yang-models/yang-models/sonic-kdump.yang
+++ b/src/sonic-yang-models/yang-models/sonic-kdump.yang
@@ -33,7 +33,7 @@ module sonic-kdump {
 
                 leaf memory {
                     type string {
-                        pattern "(((([0-9]+[MG]?)?(-([0-9]+[MG])?):)?[0-9]+[MG],?)+)";
+                        pattern "((((([0-9]+[MG]?)?(-([0-9]+[MG])?):)?[0-9]+[MG],?)+)|([0-9]+[MG],high))";
                     }
                     description
                         "Memory reserved for loading the crash handler kernel. The amount