diff --git a/core/CMakeLists.txt b/core/CMakeLists.txt
index 2ed4b85f820d0fcef0c53fbf0e06c728b9d3db4c..5d3ac5ed2b49b911de28c0d91df9b4488d5a00df 100755
--- a/core/CMakeLists.txt
+++ b/core/CMakeLists.txt
@@ -58,6 +58,9 @@ if(WIN32)
         src/win32/*.c
         ../3rdparty/strptime.c
     )
+
+    set_source_files_properties(../3rdparty/strptime PROPERTIES COMPILE_FLAGS -Wno-deprecated-declarations)
+
 endif()
 
 add_library(${PROJECT_NAME} STATIC ${CORE_SRCS} ${CORE_HEADERS})