diff --git a/src/main_control_service.cpp b/src/main_control_service.cpp
index 4bfa456..e316df8 100644
--- a/src/main_control_service.cpp
+++ b/src/main_control_service.cpp
@@ -384,13 +384,38 @@ void MainControlService::processFrontEndMessage_Disinfection(weak_ptr<WebSocket>
     return;
   }
   if (cmdstr == "changeDisinfectionParameter") {
-    m_disinfectionCtrlService->changeDisinfectionParameter(jsonGet<int>(cmd["injection_pump_speed"]),  //
-                                                           jsonGet<int>(cmd["stoped_gs"]),             //
-                                                           jsonGet<int>(cmd["continued_gs"]),          //
-                                                           jsonGet<int>(cmd["stoped_satur"]),          //
-                                                           jsonGet<int>(cmd["continued_satur"]),       //
-                                                           jsonGet<int>(cmd["stoped_humi"]),           //
-                                                           jsonGet<int>(cmd["continued_humi"]));
+    int injection_pump_speed = m_disinfectionCtrlService->m_context.injection_pump_speed;
+    int stoped_gs            = m_disinfectionCtrlService->m_context.stoped_gs;
+    int continued_gs         = m_disinfectionCtrlService->m_context.continued_gs;
+    int stoped_satur         = m_disinfectionCtrlService->m_context.stoped_satur;
+    int continued_satur      = m_disinfectionCtrlService->m_context.continued_satur;
+    int stoped_humi          = m_disinfectionCtrlService->m_context.stoped_humi;
+    int continued_humi       = m_disinfectionCtrlService->m_context.continued_humi;
+
+    if (cmd.find("injection_pump_speed") != cmd.end()) {
+      injection_pump_speed = jsonGet<int>(cmd["injection_pump_speed"]);
+    }
+    if (cmd.find("stoped_gs") != cmd.end()) {
+      stoped_gs = jsonGet<int>(cmd["stoped_gs"]);
+    }
+    if (cmd.find("continued_gs") != cmd.end()) {
+      continued_gs = jsonGet<int>(cmd["continued_gs"]);
+    }
+    if (cmd.find("stoped_satur") != cmd.end()) {
+      stoped_satur = jsonGet<int>(cmd["stoped_satur"]);
+    }
+    if (cmd.find("continued_satur") != cmd.end()) {
+      continued_satur = jsonGet<int>(cmd["continued_satur"]);
+    }
+    if (cmd.find("stoped_humi") != cmd.end()) {
+      stoped_humi = jsonGet<int>(cmd["stoped_humi"]);
+    }
+    if (cmd.find("continued_humi") != cmd.end()) {
+      continued_humi = jsonGet<int>(cmd["continued_humi"]);
+    }
+
+    m_disinfectionCtrlService->changeDisinfectionParameter(injection_pump_speed, stoped_gs, continued_gs, stoped_satur, continued_satur, stoped_humi,
+                                                           continued_humi);
     return;
   }