diff --git a/bin/config-validator.js b/bin/config-validator.js
index 8782a2e58f6b9a979188d8a4e0caf76d7c5f0af1..483315ddf269233b4c87010e4c90aab471d7df6d 100755
--- a/bin/config-validator.js
+++ b/bin/config-validator.js
@@ -77,6 +77,10 @@ async function validate(desc, config, isPreset = false) {
   } catch (err) {
     // ignore
   }
+  // istanbul ignore if
+  if (global.renovateTimers) {
+    global.renovateTimers.forEach(timer => clearTimeout(timer));
+  }
   if (returnVal !== 0) {
     process.exit(returnVal);
   }