diff --git a/src/kits/storage/Node.cpp b/src/kits/storage/Node.cpp
index 1306aa9dee..6feed10aad 100644
--- a/src/kits/storage/Node.cpp
+++ b/src/kits/storage/Node.cpp
@@ -10,6 +10,7 @@
 #include <fs_attr.h> // for struct attr_info
 #include <new>
 #include <string.h>
+#include <unistd.h>
 
 #include <Node.h>
 #include <Entry.h>
diff --git a/src/kits/storage/Session.cpp b/src/kits/storage/Session.cpp
index bb91194338..f2298699ac 100644
--- a/src/kits/storage/Session.cpp
+++ b/src/kits/storage/Session.cpp
@@ -5,6 +5,7 @@
 
 #include <errno.h>
 #include <new.h>
+#include <unistd.h>
 
 #include <Session.h>
 #include <DiskDevice.h>