Index: trunk/Mars/mcore/fits.h
===================================================================
--- trunk/Mars/mcore/fits.h	(revision 18954)
+++ trunk/Mars/mcore/fits.h	(revision 18955)
@@ -1056,5 +1056,5 @@
 
 template<>
-std::string fits::Entry::Get<std::string>() const
+inline std::string fits::Entry::Get<std::string>() const
 {
     return value;