diff --git a/sync.py b/sync.py
index 838a6d7..b2f97d8 100644
--- a/sync.py
+++ b/sync.py
@@ -39,7 +39,7 @@ async def docker_push(image: str) -> int | None:
     print(f"Pushing image {image}...")
     return await run_command(f"docker push {image}")
 
-semaphore = asyncio.Semaphore(5)
+semaphore = asyncio.Semaphore(1)
 
 async def limited_task(task):
     async with semaphore: