diff --git a/CMakeLists.txt b/CMakeLists.txt
index 21bb950..8d5040c 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -373,4 +373,6 @@ set(CPACK_PACKAGE_VERSION_MINOR "${TessesFramework_VERSION_MINOR}")
 set(CPACK_DEBIAN_PACKAGE_DEPENDS "libmbedtls-dev (>= 2.28.8)")
 
 include(CPack)
+if(TESSESFRAMEWORK_INSTALL_DEVELOPMENT)
 add_subdirectory(pkgconfig)
+endif()
diff --git a/src/Filesystem/LocalFS.cpp b/src/Filesystem/LocalFS.cpp
index 1270913..54fa695 100644
--- a/src/Filesystem/LocalFS.cpp
+++ b/src/Filesystem/LocalFS.cpp
@@ -12,6 +12,7 @@
 #else
 #include <utime.h>
 #include <sys/statvfs.h>
+#include <unistd.h>
 #endif
 
 #include "TessesFramework/Threading/Thread.hpp"