diff --git a/src/mux_h2.c b/src/mux_h2.c
index c499037354..a38d75b901 100644
--- a/src/mux_h2.c
+++ b/src/mux_h2.c
@@ -4623,6 +4623,9 @@ static int h2_ctl(struct connection *conn, enum mux_ctl_type mux_ctl, void *outp
 		tasklet_wakeup(h2c->wait_event.tasklet);
 		return 0;
 
+	case MUX_CTL_GET_GLITCHES:
+		return h2c->glitches;
+
 	default:
 		return -1;
 	}