diff --git a/src/arith/int_set.cc b/src/arith/int_set.cc
index 1e87bc086c77..1433ceb70fc0 100644
--- a/src/arith/int_set.cc
+++ b/src/arith/int_set.cc
@@ -532,10 +532,7 @@ class IntervalSetEvaluator : public ExprFunctor<IntervalSet(const PrimExpr&)> {
   }
 
   IntervalSet VisitExpr_(const BroadcastNode* op) final {
-    if (!eval_vec_) {
-      DLOG(WARNING) << "cannot evaluate set on expression " << ffi::GetRef<PrimExpr>(op);
-      return IntervalSet::Everything();
-    }
+    ICHECK(eval_vec_);
     return VisitExpr(op->value);
   }