diff --git a/specification/elastic/resource-manager/Microsoft.Elastic/preview/2020-07-01-preview/elastic.json b/specification/elastic/resource-manager/Microsoft.Elastic/preview/2020-07-01-preview/elastic.json
index f86884a05375..76fe7e2cf3dd 100644
--- a/specification/elastic/resource-manager/Microsoft.Elastic/preview/2020-07-01-preview/elastic.json
+++ b/specification/elastic/resource-manager/Microsoft.Elastic/preview/2020-07-01-preview/elastic.json
@@ -1529,10 +1529,7 @@
       "in": "query",
       "description": "The API version to be used with the HTTP request.",
       "required": true,
-      "type": "string",
-      "enum": [
-        "2020-07-01-preview"
-      ]
+      "type": "string"
     },
     "SubscriptionIdParameter": {
       "name": "subscriptionId",
diff --git a/specification/elastic/resource-manager/Microsoft.Elastic/preview/2021-09-01-preview/elastic.json b/specification/elastic/resource-manager/Microsoft.Elastic/preview/2021-09-01-preview/elastic.json
index e50249e05cf7..b1c18c3debfa 100644
--- a/specification/elastic/resource-manager/Microsoft.Elastic/preview/2021-09-01-preview/elastic.json
+++ b/specification/elastic/resource-manager/Microsoft.Elastic/preview/2021-09-01-preview/elastic.json
@@ -1623,12 +1623,7 @@
       "in": "query",
       "description": "The API version to be used with the HTTP request.",
       "required": true,
-      "type": "string",
-      "enum": [
-        "2020-07-01-preview",
-        "2020-07-01",
-        "2021-09-01-preview"
-      ]
+      "type": "string"
     },
     "SubscriptionIdParameter": {
       "name": "subscriptionId",
diff --git a/specification/elastic/resource-manager/Microsoft.Elastic/preview/2021-10-01-preview/elastic.json b/specification/elastic/resource-manager/Microsoft.Elastic/preview/2021-10-01-preview/elastic.json
index 886b7cfd78f6..99e19541e45e 100644
--- a/specification/elastic/resource-manager/Microsoft.Elastic/preview/2021-10-01-preview/elastic.json
+++ b/specification/elastic/resource-manager/Microsoft.Elastic/preview/2021-10-01-preview/elastic.json
@@ -1753,13 +1753,7 @@
       "in": "query",
       "description": "The API version to be used with the HTTP request.",
       "required": true,
-      "type": "string",
-      "enum": [
-        "2020-07-01-preview",
-        "2020-07-01",
-        "2021-09-01-preview",
-        "2021-10-01-preview"
-      ]
+      "type": "string"
     },
     "SubscriptionIdParameter": {
       "name": "subscriptionId",
diff --git a/specification/elastic/resource-manager/Microsoft.Elastic/stable/2020-07-01/elastic.json b/specification/elastic/resource-manager/Microsoft.Elastic/stable/2020-07-01/elastic.json
index 04870dd910e8..6105668d6d43 100644
--- a/specification/elastic/resource-manager/Microsoft.Elastic/stable/2020-07-01/elastic.json
+++ b/specification/elastic/resource-manager/Microsoft.Elastic/stable/2020-07-01/elastic.json
@@ -1529,10 +1529,7 @@
       "in": "query",
       "description": "The API version to be used with the HTTP request.",
       "required": true,
-      "type": "string",
-      "enum": [
-        "2020-07-01"
-      ]
+      "type": "string"
     },
     "SubscriptionIdParameter": {
       "name": "subscriptionId",