diff --git a/sdk/ai/ai-projects/src/api/memoryStores/memoryStoreUpdatePoller.ts b/sdk/ai/ai-projects/src/api/memoryStores/memoryStoreUpdatePoller.ts
index a3c456e25300..1463cce3bdb8 100644
--- a/sdk/ai/ai-projects/src/api/memoryStores/memoryStoreUpdatePoller.ts
+++ b/sdk/ai/ai-projects/src/api/memoryStores/memoryStoreUpdatePoller.ts
@@ -134,6 +134,7 @@ function applyUpdateState(
 function buildRunningOperation(
   client: Client,
   expectedStatuses: string[],
+  options: CreateMemoryStoreUpdatePollerOptions,
   getInitialResponse?: () => PromiseLike<PathUncheckedResponse>,
   options?: CreateMemoryStoreUpdatePollerOptions,
 ): RunningOperation<PathUncheckedResponse> {
@@ -152,12 +153,12 @@ function buildRunningOperation(
         pollAbortController.abort();
       }
       const abortSignal = pollAbortController.signal;
-      if (options?.abortSignal?.aborted) {
+      if (options.abortSignal?.aborted) {
         pollAbortController.abort();
       } else if (pollOptions?.abortSignal?.aborted) {
         pollAbortController.abort();
       } else if (!abortSignal.aborted) {
-        options?.abortSignal?.addEventListener("abort", abortListener, {
+        options.abortSignal?.addEventListener("abort", abortListener, {
           once: true,
         });
         pollOptions?.abortSignal?.addEventListener("abort", abortListener, {
@@ -169,7 +170,7 @@ function buildRunningOperation(
       try {
         response = (await client.pathUnchecked(path).get({ abortSignal })) as PathUncheckedResponse;
       } finally {
-        options?.abortSignal?.removeEventListener("abort", abortListener);
+        options.abortSignal?.removeEventListener("abort", abortListener);
         pollOptions?.abortSignal?.removeEventListener("abort", abortListener);
       }
 
@@ -193,6 +194,7 @@ export function createMemoryStoreUpdatePoller(
     buildRunningOperation(
       client,
       expectedStatuses,
+      options,
       getInitialResponse
         ? async () => {
             initialResponse = await getInitialResponse();