diff --git a/src/api/gramjs/worker/provider.ts b/src/api/gramjs/worker/provider.ts
index f89bf9be3..b947793ad 100644
--- a/src/api/gramjs/worker/provider.ts
+++ b/src/api/gramjs/worker/provider.ts
@@ -170,10 +170,13 @@ function setupIosHealthCheck() {
 }
 
 async function ensureWorkerPing() {
+  let isResolved = false;
+
   try {
     await Promise.race([
       makeRequest({ type: 'ping' }),
-      pause(HEALTH_CHECK_TIMEOUT).then(() => Promise.reject(new Error('HEALTH_CHECK_TIMEOUT'))),
+      pause(HEALTH_CHECK_TIMEOUT)
+        .then(() => (isResolved ? undefined : Promise.reject(new Error('HEALTH_CHECK_TIMEOUT')))),
     ]);
   } catch (err) {
     // eslint-disable-next-line no-console
@@ -182,5 +185,7 @@ async function ensureWorkerPing() {
     if (Date.now() - startedAt >= HEALTH_CHECK_MIN_DELAY) {
       window.location.reload();
     }
+  } finally {
+    isResolved = true;
   }
 }
diff --git a/src/serviceWorker/progressive.ts b/src/serviceWorker/progressive.ts
index fdd817230..2e298037e 100644
--- a/src/serviceWorker/progressive.ts
+++ b/src/serviceWorker/progressive.ts
@@ -152,8 +152,9 @@ export async function requestPart(
   const messageId = generateIdFor(requestStates);
   const requestState = {} as RequestStates;
 
+  let isResolved = false;
   const promise = Promise.race([
-    pause(PART_TIMEOUT).then(() => Promise.reject(new Error('ERROR_PART_TIMEOUT'))),
+    pause(PART_TIMEOUT).then(() => (isResolved ? undefined : Promise.reject(new Error('ERROR_PART_TIMEOUT')))),
     new Promise<PartInfo>((resolve, reject) => {
       Object.assign(requestState, { resolve, reject });
     }),
@@ -164,6 +165,7 @@ export async function requestPart(
     .catch(() => undefined)
     .finally(() => {
       requestStates.delete(messageId);
+      isResolved = true;
     });
 
   client.postMessage({