diff --git a/src/scheduler/src/client/Client.cc b/src/scheduler/src/client/Client.cc
index 72f3f74246..54cdf61f27 100644
--- a/src/scheduler/src/client/Client.cc
+++ b/src/scheduler/src/client/Client.cc
@@ -28,6 +28,9 @@
 
 #include <sstream>
 
+#include <unistd.h>
+#include <sys/types.h>
+
 /* -------------------------------------------------------------------------- */
 /* -------------------------------------------------------------------------- */