diff --git a/cores/esp32/Print.cpp b/cores/esp32/Print.cpp
index 9f7b35da..d758478b 100644
--- a/cores/esp32/Print.cpp
+++ b/cores/esp32/Print.cpp
@@ -60,7 +60,9 @@ size_t Print::printf(const char *format, ...)
     len = vsnprintf(temp, len+1, format, arg);
     write((uint8_t*)temp, len);
     va_end(arg);
-    delete[] temp;
+    if(len > 64){
+        delete[] temp;
+    }
     return len;
 }
 /*