diff --git a/pipewire-jack/examples/video-dsp-play.c b/pipewire-jack/examples/video-dsp-play.c
index 528911155..5bca72a46 100644
--- a/pipewire-jack/examples/video-dsp-play.c
+++ b/pipewire-jack/examples/video-dsp-play.c
@@ -2,7 +2,9 @@
 /* SPDX-FileCopyrightText: Copyright © 2019 Wim Taymans */
 /* SPDX-License-Identifier: MIT */
 
+#include <math.h>
 #include <stdio.h>
+#include <string.h>
 #include <unistd.h>
 #include <sys/mman.h>