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-rw-r--r--src/Util/NatUtil.v2
1 files changed, 1 insertions, 1 deletions
diff --git a/src/Util/NatUtil.v b/src/Util/NatUtil.v
index 59898be7a..bc2c8425b 100644
--- a/src/Util/NatUtil.v
+++ b/src/Util/NatUtil.v
@@ -1,4 +1,5 @@
Require Import Coq.Numbers.Natural.Peano.NPeano Coq.omega.Omega.
+Import Nat.
Local Open Scope nat_scope.
@@ -77,4 +78,3 @@ Proof.
[ rewrite (proj2 (@beq_nat_true_iff _ _) H); reflexivity
| rewrite (proj2 (@beq_nat_false_iff _ _) H); reflexivity ].
Qed.
-