diff --git a/premake5.lua b/premake5.lua
index ea470f5..7abd365 100644
--- a/premake5.lua
+++ b/premake5.lua
@@ -49,7 +49,7 @@ project("BOOTMGR")
     libdirs({ "BUILD/SDK" })
     objdir("BUILD/BOOT")
     targetdir("BUILD/BOOT")
-    files({ "BOOT/ENVIRON/INC/**.h", "BOOT/ENVIRON/**.c" })
+    files({ "BOOT/ENVIRON/INC/**.h", "BOOT/ENVIRON/LIB/**.c", "BOOT/ENVIRON/APP/BOOTMGR/**.c" })
 
     filter("toolset:clang")
         buildoptions({ "-fshort-wchar", "-fno-strict-aliasing", "-fno-stack-protector", "-fno-stack-check", "-mno-red-zone" })