diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2020-12-01/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2020-12-01/compute.json
index 9125b984da8d..a0c12bff5893 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2020-12-01/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2020-12-01/compute.json
@@ -9186,7 +9186,7 @@
           ],
           "x-ms-enum": {
             "name": "SecurityTypes",
-            "modelAsString": false
+            "modelAsString": true
           }
         }
       },
diff --git a/specification/compute/resource-manager/Microsoft.Compute/stable/2021-03-01/compute.json b/specification/compute/resource-manager/Microsoft.Compute/stable/2021-03-01/compute.json
index 5cfd2ded350b..9cd9fbeada49 100644
--- a/specification/compute/resource-manager/Microsoft.Compute/stable/2021-03-01/compute.json
+++ b/specification/compute/resource-manager/Microsoft.Compute/stable/2021-03-01/compute.json
@@ -10019,7 +10019,7 @@
           ],
           "x-ms-enum": {
             "name": "SecurityTypes",
-            "modelAsString": false
+            "modelAsString": true
           }
         }
       },