diff --git a/appsrc/appconfig/basic/zappversion.hpp b/appsrc/appconfig/basic/zappversion.hpp
index 0ffd1ee..234144a 100644
--- a/appsrc/appconfig/basic/zappversion.hpp
+++ b/appsrc/appconfig/basic/zappversion.hpp
@@ -1,3 +1,3 @@
 #pragma once
-#define VERSION      "3.1.0"
+#define VERSION      "3.1.1"
 #define PROJECT_NAME "TRANSMIT_DM"
\ No newline at end of file
diff --git a/appsrc/service/app/air_leak_detect_test.cpp b/appsrc/service/app/air_leak_detect_test.cpp
index 7f7c318..cc57e35 100644
--- a/appsrc/service/app/air_leak_detect_test.cpp
+++ b/appsrc/service/app/air_leak_detect_test.cpp
@@ -190,7 +190,7 @@ json AirLeakDetectTest::getState() {
   if (getWorkstate() == kidle) {
     pressurePa = readPressurePa();
   }
-  state["pressure"]         = pressurePa / 1000.0;
+  state["pressure"]         = fmt::format("{:.2f}", pressurePa / 1000.0);
   state["workState"]        = state2str(getWorkstate());
   state["workStateDisplay"] = state2chstr(getWorkstate());
   return state;