1 files changed, 2 insertions, 0 deletions

diff --git a/src/integer.h b/src/integer.h
index 6ed7c49..be7c808 100644
--- a/src/integer.h
+++ b/src/integer.h
@@ -75,4 +75,6 @@ namespace Gats
         };
 };
 
+Bu::Formatter &operator<<( Bu::Formatter &f, const Gats::Integer &i );
+
 #endif