diff --git a/Build.cmake b/Build.cmake
index 3af80cf..ece3277 100644
--- a/Build.cmake
+++ b/Build.cmake
@@ -90,6 +90,9 @@ ENDIF()
    SET(G3LOG_LIBRARY g3logger)
 
 if(ADD_BUILD_WIN_SHARED OR NOT(MSVC OR MINGW))
+   IF(NOT(CMAKE_VERSION LESS 3.4) AND MSVC)
+      set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
+   ENDIF()
    add_library(g3logger_shared SHARED ${SRC_FILES})
    set_target_properties(g3logger_shared PROPERTIES LINKER_LANGUAGE CXX)
    IF(APPLE)