diff --git a/src/libs/compat/freebsd_network/compat/sys/systm.h b/src/libs/compat/freebsd_network/compat/sys/systm.h
index ae97c10211..b72dffb5b4 100644
--- a/src/libs/compat/freebsd_network/compat/sys/systm.h
+++ b/src/libs/compat/freebsd_network/compat/sys/systm.h
@@ -8,6 +8,7 @@
 
 
 #include <stdint.h>
+#include <stdio.h>
 #include <string.h>
 
 #include <machine/atomic.h>