diff --git a/tests/lean/run/listex2.lean b/tests/lean/run/listex2.lean
index d9fa14ace8..d1aae92d64 100644
--- a/tests/lean/run/listex2.lean
+++ b/tests/lean/run/listex2.lean
@@ -63,7 +63,7 @@ begin [smt]
   repeat {ematch} -- It will loop if there is a matching loop
 end
 
-set_option profiler true
+-- set_option profiler true
 
 /- Smaller problems can be solved using superposition in a reasonable amount of time. -/
 example (a b c : nat) (l₁ l₂ : list nat) : a ∈ l₁ → a ∈ b::l₁ ++ [c] :=