diff --git a/h2/lib2/Makefile b/h2/lib2/Makefile
index 2437039..9e456ff 100644
--- a/h2/lib2/Makefile
+++ b/h2/lib2/Makefile
@@ -1,3 +1,3 @@
 all:
-	gnat make -gnata hello && valgrind ./hello
-	gnat make -gnata hello2 && valgrind ./hello2
+	gnat make -gnata -gnatW8 hello && valgrind ./hello
+	gnat make -gnata -gnatW8 hello2 && valgrind ./hello2
diff --git a/h2/lib2/hello2.adb b/h2/lib2/hello2.adb
index fa4c968..91fd479 100644
--- a/h2/lib2/hello2.adb
+++ b/h2/lib2/hello2.adb
@@ -76,7 +76,8 @@ procedure hello2 is
 		end case;
 	end is_class;
 
-	Empty_String: aliased Standard.String := "";
+	--Empty_String: aliased Standard.String := "en_US.utf8" & Standard.Character'Val(0);
+	Empty_String: aliased Standard.String := "" & Standard.Character'Val(0);
 begin
 	--setlocale (6, Interfaces.C.Strings.To_Chars_Ptr(Empty_String'access));
 	setlocale (6, Empty_String'Address);