diff --git a/packages/deno/src/client.ts b/packages/deno/src/client.ts
index 1db45a5cb960..6f4e37f1ed74 100644
--- a/packages/deno/src/client.ts
+++ b/packages/deno/src/client.ts
@@ -4,6 +4,11 @@ import { SDK_VERSION, ServerRuntimeClient } from '@sentry/core';
 import type { DenoClientOptions } from './types';
 
 function getHostName(): string | undefined {
+  // Deno.permissions.querySync is not available on Deno Deploy
+  if (!Deno.permissions.querySync) {
+    return undefined;
+  }
+
   const result = Deno.permissions.querySync({ name: 'sys', kind: 'hostname' });
   return result.state === 'granted' ? Deno.hostname() : undefined;
 }
diff --git a/packages/deno/src/integrations/context.ts b/packages/deno/src/integrations/context.ts
index 69ef164bb32d..926fcd065f1b 100644
--- a/packages/deno/src/integrations/context.ts
+++ b/packages/deno/src/integrations/context.ts
@@ -16,8 +16,8 @@ function getOSName(): string {
   }
 }
 
-function getOSRelease(): string | undefined {
-  return Deno.permissions.querySync({ name: 'sys', kind: 'osRelease' }).state === 'granted'
+async function getOSRelease(): Promise<string | undefined> {
+  return (await Deno.permissions.query({ name: 'sys', kind: 'osRelease' })).state === 'granted'
     ? Deno.osRelease()
     : undefined;
 }
@@ -35,7 +35,7 @@ async function addDenoRuntimeContext(event: Event): Promise<Event> {
       },
       os: {
         name: getOSName(),
-        version: getOSRelease(),
+        version: await getOSRelease(),
       },
       v8: {
         name: 'v8',
diff --git a/packages/deno/src/integrations/normalizepaths.ts b/packages/deno/src/integrations/normalizepaths.ts
index f984d5bebc33..07e0f872338b 100644
--- a/packages/deno/src/integrations/normalizepaths.ts
+++ b/packages/deno/src/integrations/normalizepaths.ts
@@ -42,6 +42,11 @@ function appRootFromErrorStack(error: Error): string | undefined {
 }
 
 function getCwd(): string | undefined {
+  // Deno.permissions.querySync is not available on Deno Deploy
+  if (!Deno.permissions.querySync) {
+    return undefined;
+  }
+
   // We don't want to prompt for permissions so we only get the cwd if
   // permissions are already granted
   const permission = Deno.permissions.querySync({ name: 'read', path: './' });
diff --git a/packages/deno/src/transports/index.ts b/packages/deno/src/transports/index.ts
index 964c1a9347af..c678688c2462 100644
--- a/packages/deno/src/transports/index.ts
+++ b/packages/deno/src/transports/index.ts
@@ -1,6 +1,6 @@
 import { createTransport } from '@sentry/core';
 import type { BaseTransportOptions, Transport, TransportMakeRequestResponse, TransportRequest } from '@sentry/types';
-import { consoleSandbox, rejectedSyncPromise } from '@sentry/utils';
+import { consoleSandbox, logger, rejectedSyncPromise } from '@sentry/utils';
 
 export interface DenoTransportOptions extends BaseTransportOptions {
   /** Custom headers for the transport. Used by the XHRTransport and FetchTransport */
@@ -13,13 +13,20 @@ export interface DenoTransportOptions extends BaseTransportOptions {
 export function makeFetchTransport(options: DenoTransportOptions): Transport {
   const url = new URL(options.url);
 
-  if (Deno.permissions.querySync({ name: 'net', host: url.host }).state !== 'granted') {
-    consoleSandbox(() => {
-      // eslint-disable-next-line no-console
-      console.warn(`Sentry SDK requires 'net' permission to send events.
-  Run with '--allow-net=${url.host}' to grant the requires permissions.`);
+  Deno.permissions
+    .query({ name: 'net', host: url.host })
+    .then(({ state }) => {
+      if (state !== 'granted') {
+        consoleSandbox(() => {
+          // eslint-disable-next-line no-console
+          console.warn(`Sentry SDK requires 'net' permission to send events.
+    Run with '--allow-net=${url.host}' to grant the requires permissions.`);
+        });
+      }
+    })
+    .catch(() => {
+      logger.warn('Failed to read the "net" permission.');
     });
-  }
 
   function makeRequest(request: TransportRequest): PromiseLike<TransportMakeRequestResponse> {
     const requestOptions: RequestInit = {