diff --git a/UpdatePTUDevCtrl/utils.cpp b/UpdatePTUDevCtrl/utils.cpp
index 3bc998f..010b838 100644
--- a/UpdatePTUDevCtrl/utils.cpp
+++ b/UpdatePTUDevCtrl/utils.cpp
@@ -110,19 +110,19 @@ QString Utils::getTariffInfo(QString fileName) {
 }
 
 QString Utils::zoneName(quint8 i) {
-    static constexpr char const *zName[] = {
-        "",
-        "purple",
-        "blue",
-        "yellow",
-        "green",
-        "yellow (mars)",
-        "green (mars)"
-    };
-    if (i < (sizeof(zName)/sizeof(char const *))) {
-        return zName[i];
-    }
-    return "N/A";
+    //static constexpr char const *zName[] = {
+    //    "",
+    //    "purple",
+    //    "blue",
+    //    "yellow",
+    //    "green",
+    //    "yellow (mars)",
+    //    "green (mars)"
+    //};
+    //if (i < (sizeof(zName)/sizeof(char const *))) {
+    //    return zName[i];
+    //}
+    return "---";
 }
 
 void Utils::printCriticalErrorMsg(QString const &errorMsg, bool upper, bool lower) {