diff --git a/ant.spec b/ant.spec
index 15ec589..47266f6 100644
--- a/ant.spec
+++ b/ant.spec
@@ -507,7 +507,7 @@ install -p -m 644 man/%{name}.1 %{buildroot}%{_mandir}/man1/%{name}.1
 
 %if %{without bootstrap}
 %check
-LC_ALL=C.UTF-8 %{ant} test
+LC_ALL=C.UTF-8 %{ant} -Doffline=true test
 %endif
 
 %files