diff --git a/CMakeLists.txt b/CMakeLists.txt
index 38e09af52..c64521809 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -167,6 +167,7 @@ if(UNIX)
     endif()
 elseif(WIN32 OR MINGW)
     set(LIBTUNTAP_IMPL ${TT_ROOT}/tuntap-windows.c)
+    add_definitions(-DWIN32_LEAN_AND_MEAN)
 else()
     message(FATAL_ERROR "What operating system _are_ you building on/for?")
 endif(UNIX)
diff --git a/include/llarp/logger.hpp b/include/llarp/logger.hpp
index 5084f85e7..543fdaf05 100644
--- a/include/llarp/logger.hpp
+++ b/include/llarp/logger.hpp
@@ -9,7 +9,6 @@
 #include <string>
 #ifdef _WIN32
 #define VC_EXTRALEAN
-#define WIN32_LEAN_AND_MEAN
 #include <windows.h>
 #endif