diff --git a/build/cmake/lib/expat.cmake b/build/cmake/lib/expat.cmake
index 1d2b79b..04bef93 100644
--- a/build/cmake/lib/expat.cmake
+++ b/build/cmake/lib/expat.cmake
@@ -7,14 +7,9 @@
 # Licence:     wxWindows licence
 #############################################################################
 
-if(wxUSE_EXPAT STREQUAL "builtin")
-    wx_add_builtin_library(wxexpat
-        src/expat/expat/lib/xmlparse.c
-        src/expat/expat/lib/xmlrole.c
-        src/expat/expat/lib/xmltok.c
-    )
-    set(EXPAT_LIBRARIES wxexpat)
-    set(EXPAT_INCLUDE_DIRS ${wxSOURCE_DIR}/src/expat/expat/lib)
-elseif(wxUSE_EXPAT)
-    find_package(EXPAT REQUIRED)
+find_package(expat CONFIG REQUIRED)
+if(WIN32 AND NOT MINGW)
+    set(EXPAT_LIBRARIES expat::libexpat)
+else()
+    set(EXPAT_LIBRARIES expat::expat)
 endif()