diff --git a/lib/sendf.c b/lib/sendf.c
index ecc14f1a9..c4addb527 100644
--- a/lib/sendf.c
+++ b/lib/sendf.c
@@ -153,6 +153,9 @@ void Curl_failf(struct SessionHandle *data, const char *fmt, ...)
   if(data->set.errorbuffer && !data->state.errorbuf) {
     vsnprintf(data->set.errorbuffer, CURL_ERROR_SIZE, fmt, ap);
     data->state.errorbuf = TRUE; /* wrote error string */
+
+    Curl_debug(data, CURLINFO_TEXT, data->set.errorbuffer,
+               strlen(data->set.errorbuffer));
   }
   va_end(ap);
 }