diff --git a/external/boost/CMakeLists.txt b/external/boost/CMakeLists.txt
index 0462285..7a4e811 100644
--- a/external/boost/CMakeLists.txt
+++ b/external/boost/CMakeLists.txt
@@ -7,6 +7,12 @@
 add_library(external_boost_regex INTERFACE IMPORTED GLOBAL)
 add_library(desktop-app::external_boost_regex ALIAS external_boost_regex)
 
+target_compile_definitions(external_boost_regex
+INTERFACE
+    BOOST_NO_INTRINSIC_WCHAR_T
+    BOOST_REGEX_NO_W32
+)
+
 if (DESKTOP_APP_USE_PACKAGED OR LINUX)
     find_package(Boost COMPONENTS regex REQUIRED)
     target_link_libraries(external_boost_regex INTERFACE Boost::regex)