diff --git a/src/service/disinfection_ctl_service.cpp b/src/service/disinfection_ctl_service.cpp
index a2c15ad..aa20997 100644
--- a/src/service/disinfection_ctl_service.cpp
+++ b/src/service/disinfection_ctl_service.cpp
@@ -116,7 +116,7 @@ void DisinfectionCtrlService::startDisinfection(int loglevel, float roomVol) {
         logger->info("disinfection paused {} {}", m_disinfectionID, m_remaintime);
         continue;
       }
-      
+
       m_remaintime--;
       if (m_remaintime == 0) {
         logger->info("disinfection finished {}", m_disinfectionID);
@@ -194,6 +194,7 @@ void DisinfectionCtrlService::startReplenishingFluids(int stopatg) {
       if (nowvolume > stopatg) {
         break;
       }
+      thisThread.sleepForMs(1000);
     }
     logger->info("stopReplenishingFluids");
     replenishingFluidsPump_close();