diff --git a/manager.go b/manager.go
index 06214358e76b62f490a94d4540452cc274ac39f9..ae847f34baad94bb149800c29e7d1a3572047291 100644
--- a/manager.go
+++ b/manager.go
@@ -158,7 +158,7 @@ func (m *Manager) Reload() {
 
 var (
 	renewalTimeout    = 10 * time.Minute
-	errorRetryTimeout = 10 * time.Minute
+	errorRetryTimeout = 6 * time.Hour
 )
 
 func (m *Manager) updateAllCerts(ctx context.Context, certs []*certInfo) {