diff --git a/program_logic/weakestpre.v b/program_logic/weakestpre.v
index fc1e4de7e513cdf0b79d8c52dc7b489836ddb5cd..9890456f7903ba79259c6c4d132909999786bb5f 100644
--- a/program_logic/weakestpre.v
+++ b/program_logic/weakestpre.v
@@ -145,7 +145,7 @@ Proof.
   iVs "HR". iVsIntro. iApply (wp_strong_mono E2 _ _ Φ); try iFrame; eauto.
 Qed.
 
-Lemma wp_bind `{LanguageCtx Λ K} E e Φ :
+Lemma wp_bind K `{!LanguageCtx Λ K} E e Φ :
   WP e @ E {{ v, WP K (of_val v) @ E {{ Φ }} }} ⊢ WP K e @ E {{ Φ }}.
 Proof.
   iIntros "H". iLöb as "IH" forall (E e Φ). rewrite wp_unfold /wp_pre.