diff --git a/src/add-ons/kernel/file_systems/bfs/Inode.h b/src/add-ons/kernel/file_systems/bfs/Inode.h
index 5af7979dc9..1089a1601b 100644
--- a/src/add-ons/kernel/file_systems/bfs/Inode.h
+++ b/src/add-ons/kernel/file_systems/bfs/Inode.h
@@ -23,6 +23,7 @@ extern "C" {
 }
 
 #include <string.h>
+#include <unistd.h>
 
 #include "Volume.h"
 #include "Journal.h"
diff --git a/src/add-ons/kernel/file_systems/bfs/Journal.cpp b/src/add-ons/kernel/file_systems/bfs/Journal.cpp
index 267d79c550..2fde3995b4 100644
--- a/src/add-ons/kernel/file_systems/bfs/Journal.cpp
+++ b/src/add-ons/kernel/file_systems/bfs/Journal.cpp
@@ -9,6 +9,7 @@
 #include "Inode.h"
 #include "Debug.h"
 
+#include <Drivers.h>
 #include <util/kernel_cpp.h>