diff --git a/js_modules/dagster-ui/packages/ui-core/src/app/CloudFeatureFlag.tsx b/js_modules/dagster-ui/packages/ui-core/src/app/CloudFeatureFlag.tsx
index 3e7181042bf6e..323aba12915dd 100644
--- a/js_modules/dagster-ui/packages/ui-core/src/app/CloudFeatureFlag.tsx
+++ b/js_modules/dagster-ui/packages/ui-core/src/app/CloudFeatureFlag.tsx
@@ -4,7 +4,7 @@ type CloudFeatureFlagContextType = {
   enableAMPTimeline: boolean;
 };
 export const CloudFeatureFlagContext = React.createContext<CloudFeatureFlagContextType>({
-  enableAMPTimeline: false,
+  enableAMPTimeline: true,
 });
 export const useCloudFeatureFlag = () => {
   return React.useContext(CloudFeatureFlagContext);
diff --git a/js_modules/dagster-ui/packages/ui-core/src/assets/auto-materialization/AutomaterializationEvaluationHistoryTable.tsx b/js_modules/dagster-ui/packages/ui-core/src/assets/auto-materialization/AutomaterializationEvaluationHistoryTable.tsx
index 7d0fd8185e216..8df0339ab4cab 100644
--- a/js_modules/dagster-ui/packages/ui-core/src/assets/auto-materialization/AutomaterializationEvaluationHistoryTable.tsx
+++ b/js_modules/dagster-ui/packages/ui-core/src/assets/auto-materialization/AutomaterializationEvaluationHistoryTable.tsx
@@ -192,8 +192,8 @@ export const AutomaterializationEvaluationHistoryTable = ({
 };
 
 const StatusTag = ({tick}: {tick: AssetDaemonTickFragment}) => {
-  const {status, error, requestedMaterializationsForAssets} = tick;
-  const count = Object.keys(requestedMaterializationsForAssets).length;
+  const {status, error, requestedAssetMaterializationCount} = tick;
+  const count = requestedAssetMaterializationCount;
   const [showErrors, setShowErrors] = React.useState(false);
   const tag = React.useMemo(() => {
     switch (status) {