diff --git a/radio/src/telemetry/frsky_pxx2.cpp b/radio/src/telemetry/frsky_pxx2.cpp
index dda59aec3..b9999e390 100644
--- a/radio/src/telemetry/frsky_pxx2.cpp
+++ b/radio/src/telemetry/frsky_pxx2.cpp
@@ -235,17 +235,21 @@ void processAuthenticationFrame(uint8_t module, const uint8_t * frame)
       globalData.upgradeModulePopup = 1;
       POPUP_INFORMATION(STR_AUTH_FAILURE);
     }
+    TRACE("[authFailed]\r\n", authenticateFrames);
     return;
   }
 
-  if (INTERNAL_MODULE == module && access_denied(cryptoType, frame+4, messageDigest)) {
+  if (INTERNAL_MODULE == module &&
+      access_denied(cryptoType, frame + 4, messageDigest)) {
     moduleState[module].mode = MODULE_MODE_AUTHENTICATION;
-    Pxx2Pulses & pxx2 = intmodulePulsesData.pxx2;
-    pxx2.setupAuthenticationFrame(module, cryptoType, (const uint8_t *)messageDigest);
+    Pxx2Pulses &pxx2 = intmodulePulsesData.pxx2;
+    pxx2.setupAuthenticationFrame(module, cryptoType,
+                                  (const uint8_t *)messageDigest);
     intmoduleSendBuffer(pxx2.getData(), pxx2.getSize());
-    // we remain in AUTHENTICATION mode to avoid a CHANNELS frame is sent at the end of the mixing process
+    // we remain in AUTHENTICATION mode to avoid a CHANNELS frame is sent at the
+    // end of the mixing process
     authenticateFrames++;
-    serialPrint("[authFrame %d]\r\n", authenticateFrames);
+    TRACE("[authFrame %d]\r\n", authenticateFrames);
   }
 
   if (!globalData.upgradeModulePopup) {