diff --git a/src/zm_local_camera.cpp b/src/zm_local_camera.cpp
index cf7ca0fcf..49d08d3a6 100644
--- a/src/zm_local_camera.cpp
+++ b/src/zm_local_camera.cpp
@@ -29,6 +29,8 @@
 #include <unistd.h>
 #include <sys/mman.h>
 #include <errno.h>
+#include <stdlib.h>
+#include <limits.h>
 
 static int vidioctl( int fd, int request, void *arg )
 {