diff --git a/ltrace.spec b/ltrace.spec
index 80d6657..f0aa29f 100644
--- a/ltrace.spec
+++ b/ltrace.spec
@@ -68,6 +68,8 @@ make %{?_smp_mflags}
 rm -rf $RPM_BUILD_ROOT
 make DESTDIR=$RPM_BUILD_ROOT bindir=%{_bindir} docdir=%{_docdir}/ltrace-%{version}/ install
 
+# The testsuite is useful for development in real world, but fails in
+# koji for some reason.  Disable it, but have it handy.
 #%check
 #echo ====================TESTING=========================
 #make check