diff --git a/theories/proofmode/tokens.v b/theories/proofmode/tokens.v
index 7aa0023f..47e04bec 100644
--- a/theories/proofmode/tokens.v
+++ b/theories/proofmode/tokens.v
@@ -1,4 +1,3 @@
-Require Import Coq.Strings.Ascii.
 From iris.proofmode Require Import base.
 Set Default Proof Using "Type".