diff --git a/lib/CMakeLists.txt b/lib/CMakeLists.txt
index 62b7b33..8a4bd71 100644
--- a/lib/CMakeLists.txt
+++ b/lib/CMakeLists.txt
@@ -115,6 +115,10 @@ if(CURL_HAS_LTO)
     INTERPROCEDURAL_OPTIMIZATION_RELWITHDEBINFO TRUE)
 endif()
 
+if(CMAKE_SYSTEM_NAME STREQUAL "WindowsStore")
+  set_property(TARGET ${LIB_NAME} APPEND PROPERTY COMPILE_DEFINITIONS "_WINSOCK_DEPRECATED_NO_WARNINGS")
+endif()
+
 if(WIN32)
   if(BUILD_SHARED_LIBS)
     set_property(TARGET ${LIB_NAME} APPEND PROPERTY COMPILE_DEFINITIONS "_USRDLL")