diff --git a/ext/alsa/gstalsaplugin.c b/ext/alsa/gstalsaplugin.c
index 8596276c53..6a7e42bb7c 100644
--- a/ext/alsa/gstalsaplugin.c
+++ b/ext/alsa/gstalsaplugin.c
@@ -31,6 +31,9 @@
 GST_DEBUG_CATEGORY (alsa_debug);
 
 /* ALSA debugging wrapper */
+/* *INDENT-OFF* */
+G_GNUC_PRINTF (5, 6)
+/* *INDENT-ON* */
 static void
 gst_alsa_error_wrapper (const char *file, int line, const char *function,
     int err, const char *fmt, ...)