diff --git a/mesh.proto b/mesh.proto
index 68a05c2..3eb8b5b 100644
--- a/mesh.proto
+++ b/mesh.proto
@@ -959,8 +959,10 @@ enum CriticalErrorCode {
    */
   InvalidRadioSetting = 7;
 
-  // Radio transmit hardware failure. We sent data to the radio chip, but it didn't
-  // reply with an interrupt.
+  /*
+   * Radio transmit hardware failure. We sent data to the radio chip, but it didn't
+   * reply with an interrupt.
+   */
   TransmitFailed = 8;
 
 }