diff --git a/b4.spec b/b4.spec
index 07c0726..bea1180 100644
--- a/b4.spec
+++ b/b4.spec
@@ -70,8 +70,8 @@ export PYTHONPATH="./"
 THEIRS=`%{buildroot}/%{_bindir}/b4 --version`
 OURS=`sed -n "s/__VERSION__ = '\(.*\)'/\1/p" b4/__init__.py`
 test "$THEIRS" = "$OURS"
-%{buildroot}/%{_bindir}/b4 --help |grep -q 'mbox,am,attest'
-%{buildroot}/%{_bindir}/b4 mbox abc |& grep -q 'Looking up https://lore.kernel.org/r/abc'
+%{buildroot}/%{_bindir}/b4 --help |grep -q 'mbox,am,shazam,attest'
+%{buildroot}/%{_bindir}/b4 mbox abc |& grep -q 'Grabbing thread from lore.kernel.org/all/abc/t.mbox.gz'
 
 %files
 %doc README.rst