diff --git a/radio/src/strhelpers.cpp b/radio/src/strhelpers.cpp
index e0e047376..eb488d043 100644
--- a/radio/src/strhelpers.cpp
+++ b/radio/src/strhelpers.cpp
@@ -81,7 +81,7 @@ int zchar2str(char * dest, const char * src, int size)
 bool cmpStrWithZchar(const char * charString, const char * zcharString, int size)
 {
   for (int i=0; i<size; i++) {
-    if (char2zchar(charString[i]) != (int8_t)zcharString[i]) {
+    if (charString[i] != zchar2char(zcharString[i])) {
       return false;
     }
   }
diff --git a/radio/src/telemetry/frsky_pxx2.cpp b/radio/src/telemetry/frsky_pxx2.cpp
index 1becb6681..be690fc6e 100644
--- a/radio/src/telemetry/frsky_pxx2.cpp
+++ b/radio/src/telemetry/frsky_pxx2.cpp
@@ -123,9 +123,6 @@ void processRegisterFrame(uint8_t module, uint8_t * frame)
           moduleSettings[module].mode = MODULE_MODE_NORMAL;
           POPUP_INFORMATION(STR_REG_OK);
         }
-        else {
-          TRACE("KO %s %s", &frame[4], reusableBuffer.moduleSetup.pxx2.registerRxName);
-        }
       }
       break;
   }