diff --git a/CMakeLists.txt b/CMakeLists.txt
index 18449d4..491c7c0 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -92,7 +92,7 @@ set(ARTIC_LINK_LIBRARIES ${HTS_LIB} ${ARTIC_LINK_LIBRARIES})
 set(Boost_USE_STATIC_LIBS OFF) 
 set(Boost_USE_MULTITHREADED ON)  
 set(Boost_USE_STATIC_RUNTIME OFF) 
-find_package(Boost 1.45.0 REQUIRED) 
+find_package(Boost 1.45.0 COMPONENTS filesystem REQUIRED) 
 
 # cli11, spdlog
 add_subdirectory(extlibs/CLI11)
diff --git a/artic/primerSchemeDownloader.cpp b/artic/primerSchemeDownloader.cpp
index 471c6de..b5fbe36 100644
--- a/artic/primerSchemeDownloader.cpp
+++ b/artic/primerSchemeDownloader.cpp
@@ -1,4 +1,4 @@
-#include <filesystem>
+#include <boost/filesystem.hpp>
 #include <iostream>
 #include <map>
 
@@ -78,8 +78,8 @@ void artic::DownloadScheme(const std::string& schemeName, unsigned int requested
     std::stringstream of2;
     if (outDir.size() != 0)
     {
-        if (!std::filesystem::is_directory(outDir) || !std::filesystem::exists(outDir))
-            std::filesystem::create_directory(outDir);
+        if (!boost::filesystem::is_directory(outDir) || !boost::filesystem::exists(outDir))
+            boost::filesystem::create_directory(outDir);
         of1 << outDir << "/";
         of2 << outDir << "/";
     }