diff --git a/src/meshUtils.cpp b/src/meshUtils.cpp
index 2789a143c..e98a6f1ce 100644
--- a/src/meshUtils.cpp
+++ b/src/meshUtils.cpp
@@ -68,7 +68,7 @@ void printBytes(const char *label, const uint8_t *p, size_t numbytes)
             snprintf(messageBuffer + labelSize + i * 3, 4, " %02x", p[i]);
         strcpy(messageBuffer + labelSize + numbytes * 3, "\n");
         LOG_DEBUG(messageBuffer);
-        delete messageBuffer;
+        delete[] messageBuffer;
     }
 }