diff --git a/CMakeLists.txt b/CMakeLists.txt
index 2b3ca88..e657e42 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -35,7 +35,7 @@ set(CMAKE_INSTALL_RPATH "${CMAKE_INSTALL_PREFIX}/lib:${CMAKE_INSTALL_PREFIX}/lib
 set(CMAKE_INSTALL_RPATH_USE_LINK_PATH TRUE)
 
 if(MSVC)
-    set(WINDOWS_EXPORT_ALL_SYMBOLS ON)
+    set(CMAKE_WINDOWS_EXPORT_ALL_SYMBOLS ON)
     set(CMAKE_GNUtoMS ON)
 endif()