diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0244a73ef..42161c6d2 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -684,7 +684,8 @@ if(WIN32)
   ENDIF()
 
   IF(MSVC_TOOLSET_VERSION)
-    set(MSVC_PREFIX "vc${MSVC_TOOLSET_VERSION}")
+    SET(MSVC_PREFIX "vc${MSVC_TOOLSET_VERSION}")
+    SET(ASSIMP_MSVC_VERSION ${MCVS_PREFIX})
   ELSE()
     IF(MSVC12)
       SET(ASSIMP_MSVC_VERSION "vc120")