From 5e5a918109263680fb4ab625cc2d533c9d883ef7 Mon Sep 17 00:00:00 2001
From: Hernando Castano <hernando@hcastano.com>
Date: Fri, 12 Nov 2021 11:33:02 +0100
Subject: [PATCH] Remove extra `0` in docs

---
 examples/erc20/lib.rs | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/examples/erc20/lib.rs b/examples/erc20/lib.rs
index 09c2851b882..5fca7d52be9 100644
--- a/examples/erc20/lib.rs
+++ b/examples/erc20/lib.rs
@@ -109,7 +109,7 @@ mod erc20 {
 
         /// Returns the amount which `spender` is still allowed to withdraw from `owner`.
         ///
-        /// Returns `0` if no allowance has been set `0`.
+        /// Returns `0` if no allowance has been set.
         #[ink(message)]
         pub fn allowance(&self, owner: AccountId, spender: AccountId) -> Balance {
             self.allowance_impl(&owner, &spender)
@@ -117,7 +117,7 @@ mod erc20 {
 
         /// Returns the amount which `spender` is still allowed to withdraw from `owner`.
         ///
-        /// Returns `0` if no allowance has been set `0`.
+        /// Returns `0` if no allowance has been set.
         ///
         /// # Note
         ///