diff --git a/changelog/changelog.json b/changelog/changelog.json
index 09b525255..16ce92fd1 100644
--- a/changelog/changelog.json
+++ b/changelog/changelog.json
@@ -1,4 +1,34 @@
 [
+  {
+    "date": "2024-10-15",
+    "paths": [
+      {
+        "path": "/api/atlas/v2/groups/{groupId}/clusters/tenantUpgrade",
+        "httpMethod": "POST",
+        "versions": [
+          {
+            "version": "2024-08-05",
+            "changes": [
+              {
+                "change": "added the optional properties 'providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/maxInstanceSize, providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/minInstanceSize' to the response",
+                "changeCode": "response-optional-property-added",
+                "backwardCompatible": true
+              },
+              {
+                "change": "added the new optional request properties 'providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/maxInstanceSize, providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/minInstanceSize'",
+                "changeCode": "new-optional-request-property",
+                "backwardCompatible": true
+              }
+            ],
+            "stabilityLevel": "stable",
+            "changeType": "update"
+          }
+        ],
+        "operationId": "upgradeSharedCluster",
+        "tag": "Clusters"
+      }
+    ]
+  },
   {
     "date": "2024-10-03",
     "paths": [
diff --git a/changelog/changelog.yaml b/changelog/changelog.yaml
index 3cf7e6172..49c5b62e2 100644
--- a/changelog/changelog.yaml
+++ b/changelog/changelog.yaml
@@ -1,3 +1,20 @@
+- date: "2024-10-15"
+  paths:
+    - httpMethod: POST
+      operationId: upgradeSharedCluster
+      path: /api/atlas/v2/groups/{groupId}/clusters/tenantUpgrade
+      tag: Clusters
+      versions:
+        - changeType: update
+          changes:
+            - backwardCompatible: true
+              change: 'added the optional properties ''providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/maxInstanceSize, providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/minInstanceSize'' to the response'
+              changeCode: response-optional-property-added
+            - backwardCompatible: true
+              change: 'added the new optional request properties ''providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/maxInstanceSize, providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/minInstanceSize'''
+              changeCode: new-optional-request-property
+          stabilityLevel: stable
+          version: "2024-08-05"
 - date: "2024-10-03"
   paths:
     - httpMethod: GET
diff --git a/changelog/internal/changelog-all.json b/changelog/internal/changelog-all.json
index 09b525255..dab82ff56 100644
--- a/changelog/internal/changelog-all.json
+++ b/changelog/internal/changelog-all.json
@@ -1,4 +1,46 @@
 [
+  {
+    "date": "2024-10-15",
+    "paths": [
+      {
+        "path": "/api/atlas/v2/groups/{groupId}/clusters/tenantUpgrade",
+        "httpMethod": "POST",
+        "versions": [
+          {
+            "version": "2024-08-05",
+            "changes": [
+              {
+                "change": "the 'providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute' request property type/format changed from 'string'/'' to 'object'/''",
+                "changeCode": "request-property-type-changed",
+                "backwardCompatible": false,
+                "hideFromChangelog": true
+              },
+              {
+                "change": "the 'providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute' response's property type/format changed from 'string'/'' to 'object'/'' for status '200'",
+                "changeCode": "response-property-type-changed",
+                "backwardCompatible": false,
+                "hideFromChangelog": true
+              },
+              {
+                "change": "added the optional properties 'providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/maxInstanceSize, providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/minInstanceSize' to the response",
+                "changeCode": "response-optional-property-added",
+                "backwardCompatible": true
+              },
+              {
+                "change": "added the new optional request properties 'providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/maxInstanceSize, providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/minInstanceSize'",
+                "changeCode": "new-optional-request-property",
+                "backwardCompatible": true
+              }
+            ],
+            "stabilityLevel": "stable",
+            "changeType": "update"
+          }
+        ],
+        "operationId": "upgradeSharedCluster",
+        "tag": "Clusters"
+      }
+    ]
+  },
   {
     "date": "2024-10-03",
     "paths": [
diff --git a/changelog/internal/changelog-all.yaml b/changelog/internal/changelog-all.yaml
index 3cf7e6172..7250ef4ca 100644
--- a/changelog/internal/changelog-all.yaml
+++ b/changelog/internal/changelog-all.yaml
@@ -1,3 +1,28 @@
+- date: "2024-10-15"
+  paths:
+    - httpMethod: POST
+      operationId: upgradeSharedCluster
+      path: /api/atlas/v2/groups/{groupId}/clusters/tenantUpgrade
+      tag: Clusters
+      versions:
+        - changeType: update
+          changes:
+            - backwardCompatible: false
+              change: 'the ''providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute'' request property type/format changed from ''string''/'''' to ''object''/'''''
+              changeCode: request-property-type-changed
+              hideFromChangelog: true
+            - backwardCompatible: false
+              change: 'the ''providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute'' response''s property type/format changed from ''string''/'''' to ''object''/'''' for status ''200'''
+              changeCode: response-property-type-changed
+              hideFromChangelog: true
+            - backwardCompatible: true
+              change: 'added the optional properties ''providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/maxInstanceSize, providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/minInstanceSize'' to the response'
+              changeCode: response-optional-property-added
+            - backwardCompatible: true
+              change: 'added the new optional request properties ''providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/maxInstanceSize, providerSettings/oneOf[subschema #4: Cloud Service Provider Settings for a Cluster]/autoScaling/compute/minInstanceSize'''
+              changeCode: new-optional-request-property
+          stabilityLevel: stable
+          version: "2024-08-05"
 - date: "2024-10-03"
   paths:
     - httpMethod: GET
diff --git a/changelog/internal/metadata.json b/changelog/internal/metadata.json
index 5d797b3c0..d572265c4 100644
--- a/changelog/internal/metadata.json
+++ b/changelog/internal/metadata.json
@@ -1,7 +1,7 @@
 {
-  "runDate": "2024-10-14",
-  "specRevision": "51105c15b667d3a66c6b5670dd9c716fd2031ab6",
-  "specRevisionShort": "51105c15b66",
+  "runDate": "2024-10-15",
+  "specRevision": "889b9ca6dcebb6fb6fe51b4032b3fdd55f35dc22",
+  "specRevisionShort": "889b9ca6dce",
   "versions": [
     "2023-01-01",
     "2023-02-01",