1 files changed, 1 insertions, 1 deletions

diff --git a/noncore/unsupported/qpdf/fixed.h b/noncore/unsupported/qpdf/fixed.h
index c912954..e42aea0 100644
--- a/noncore/unsupported/qpdf/fixed.h
+++ b/noncore/unsupported/qpdf/fixed.h
@@ -180,7 +180,7 @@ template <unsigned int SH> inline fixed<SH> sqrt ( const fixed<SH> &f )
         return fixed<SH> ( a1, true );
 }
 
-template <unsigned int SH> inline ostream &operator << ( ostream &o, const fixed<SH> &f )
+template <unsigned int SH> inline std::ostream &operator << ( std::ostream &o, const fixed<SH> &f )
 {
         o << double( f );
         return o;