diff --git a/go/gogo.cc b/go/gogo.cc
index d39a4fb..f6a8e7a 100644
--- a/go/gogo.cc
+++ b/go/gogo.cc
@@ -2589,9 +2589,11 @@
   if (this->is_main_package())
     {
       // Every Go program has to import the runtime package, so that
-      // it is properly initialized.
+      // it is properly initialized.  We can't use
+      // predeclared_location here as it will cause runtime functions
+      // to appear to be builtin functions.
       this->import_package("runtime", "_", false, false,
-			   Linemap::predeclared_location());
+			   this->package_->location());
     }
 
   for (Bindings::const_declarations_iterator p =