diff --git a/lib/http2.c b/lib/http2.c
index d4fcb26531..a989280f3e 100644
--- a/lib/http2.c
+++ b/lib/http2.c
@@ -1607,10 +1607,10 @@ static int error_callback(nghttp2_session *session,
                           size_t len,
                           void *userp)
 {
+  struct Curl_cfilter *cf = userp;
+  struct Curl_easy *data = CF_DATA_CURRENT(cf);
   (void)session;
-  (void)msg;
-  (void)len;
-  (void)userp;
+  failf(data, "%.*s", (int)len, msg);
   return 0;
 }
 #endif