diff --git a/fuse-encfs/encfs/FileUtils.cpp b/fuse-encfs/encfs/FileUtils.cpp
index 73a589f..5cac550 100644
--- a/fuse-encfs/encfs/FileUtils.cpp
+++ b/fuse-encfs/encfs/FileUtils.cpp
@@ -184,7 +184,7 @@ namespace boost
             cfg.assignKeyData(key, encodedSize);
             delete[] key;
 
-            if(version >= 20080816)
+            if(version >= boost::serialization::version_type(20080816))
             {
                 int saltLen;
                 ar >> make_nvp("saltLen", saltLen);