diff --git a/expat/CMakeLists.txt b/expat/CMakeLists.txt
index 353627e2..1b8e4cab 100755
--- a/expat/CMakeLists.txt
+++ b/expat/CMakeLists.txt
@@ -50,12 +50,11 @@ set(expat_SRCS
     lib/xmltok_ns.c
 )
 
-if(WIN32 AND BUILD_shared)
-    set(expat_SRCS ${expat_SRCS} lib/libexpat.def)
-endif(WIN32 AND BUILD_shared)
-
 if(BUILD_shared)
     set(_SHARED SHARED)
+    if(WIN32)
+        set(expat_SRCS ${expat_SRCS} lib/libexpat.def)
+    endif(WIN32)
 else(BUILD_shared)
     set(_SHARED STATIC)
 endif(BUILD_shared)