diff --git a/expat/CMakeLists.txt b/expat/CMakeLists.txt
index 1b8e4cab..d053a1e7 100755
--- a/expat/CMakeLists.txt
+++ b/expat/CMakeLists.txt
@@ -57,6 +57,9 @@ if(BUILD_shared)
     endif(WIN32)
 else(BUILD_shared)
     set(_SHARED STATIC)
+    if(WIN32)
+        add_definitions(-DXML_STATIC)
+    endif(WIN32)
 endif(BUILD_shared)
 
 add_library(expat ${_SHARED} ${expat_SRCS})