diff --git a/include/boost/exception/exception.hpp b/include/boost/exception/exception.hpp
index 1be79ab..b34b586 100644
--- a/include/boost/exception/exception.hpp
+++ b/include/boost/exception/exception.hpp
@@ -171,7 +171,7 @@ boost
         exception():
             throw_function_(0),
             throw_file_(0),
-            throw_line_(-1)
+            throw_line_(0)
             {
             }