diff --git a/back/shared/pLimit.ts b/back/shared/pLimit.ts
index 5af4313e..b1e4730e 100644
--- a/back/shared/pLimit.ts
+++ b/back/shared/pLimit.ts
@@ -1,7 +1,7 @@
 import pLimit from "p-limit";
 import os from 'os';
 
-const cronLimit = pLimit(os.cpus.length || 3);
+const cronLimit = pLimit(os.cpus().length);
 
 export function runCronWithLimit<T>(fn: () => Promise<T>): Promise<T> {
   return cronLimit(() => {