diff --git a/lib/libkvm/kvm_getloadavg.c b/lib/libkvm/kvm_getloadavg.c
index d3c1a3b6ed7..72d59cd38fb 100644
--- a/lib/libkvm/kvm_getloadavg.c
+++ b/lib/libkvm/kvm_getloadavg.c
@@ -40,7 +40,7 @@ static char sccsid[] = "@(#)kvm_getloadavg.c	8.1 (Berkeley) 6/4/93";
 #endif
 #endif /* LIBC_SCCS and not lint */
 
-#include <sys/types.h>
+#include <sys/param.h>
 #include <sys/time.h>
 #include <sys/resource.h>