diff --git a/src/tgbaalgos/isweakscc.cc b/src/tgbaalgos/isweakscc.cc
index d5229e961..849be2468 100644
--- a/src/tgbaalgos/isweakscc.cc
+++ b/src/tgbaalgos/isweakscc.cc
@@ -67,12 +67,8 @@ namespace spot
   bool
   is_inherently_weak_scc(scc_info& map, unsigned scc)
   {
-    if (!map.get_aut()->acc().uses_fin_acceptance())
-      throw std::runtime_error
-	("is_inherently_weak_scc() cannot work with Fin acceptance");
-
-    // If no cycle is accepting, the SCC is weak.
-    if (!map.is_accepting_scc(scc))
+     // Weak SCCs are inherently weak.
+    if (is_weak_scc(map, scc))
       return true;
     // If the SCC is accepting, but one cycle is not, the SCC is not
     // weak.