diff --git a/desktop/app/src/utils/IOSBridge.tsx b/desktop/app/src/utils/IOSBridge.tsx
index 940625c24..9b9f417d7 100644
--- a/desktop/app/src/utils/IOSBridge.tsx
+++ b/desktop/app/src/utils/IOSBridge.tsx
@@ -65,8 +65,11 @@ function xcrunStartLogListener(udid: string) {
   );
 }
 
-export async function makeIOSBridge(idbPath: string): Promise<IOSBridge> {
-  if (await isAvailable(idbPath)) {
+export async function makeIOSBridge(
+  idbPath: string,
+  isAvailableFn: (idbPath: string) => Promise<boolean> = isAvailable,
+): Promise<IOSBridge> {
+  if (await isAvailableFn(idbPath)) {
     return {
       startLogListener: idbStartLogListener.bind(null, idbPath),
     };
diff --git a/desktop/app/src/utils/__tests__/IOSBridge.node.tsx b/desktop/app/src/utils/__tests__/IOSBridge.node.tsx
index 1cb516a01..6ec2420b6 100644
--- a/desktop/app/src/utils/__tests__/IOSBridge.node.tsx
+++ b/desktop/app/src/utils/__tests__/IOSBridge.node.tsx
@@ -38,7 +38,7 @@ test('uses xcrun with no idb', async () => {
 });
 
 test('uses idb when present', async () => {
-  const ib = await makeIOSBridge('/usr/local/bin/idb');
+  const ib = await makeIOSBridge('/usr/local/bin/idb', async (_) => true);
   ib.startLogListener('deadbeef');
 
   expect(spawn).toHaveBeenCalledWith(