diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 70c35e392f4..7b8b6515e5d 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -141,7 +141,7 @@ If you've already opened a pull request, avoid force-pushing any new changes.
 
 If your pull request is a work-in-progress, create it as a Draft pull request.
 
-For a nice list of hints visit this [link][GitHub Perfect Pull Reqest].
+For a nice list of hints visit this [link][GitHub Perfect Pull Request].
 
 ### Reviews
 
@@ -163,4 +163,4 @@ For technical questions about the ink! and all other Polkadot projects, please p
 
 [Riot-Smart-Contracts-ink]: https://riot.im/app/#/room/#ink:matrix.parity.io
 
-[GitHub Perfect Pull Reqest]: https://github.blog/2015-01-21-how-to-write-the-perfect-pull-request/
+[GitHub Perfect Pull Request]: https://github.blog/2015-01-21-how-to-write-the-perfect-pull-request/
diff --git a/crates/e2e/sandbox/src/lib.rs b/crates/e2e/sandbox/src/lib.rs
index 99e8c7f4984..a10320cd364 100644
--- a/crates/e2e/sandbox/src/lib.rs
+++ b/crates/e2e/sandbox/src/lib.rs
@@ -90,7 +90,7 @@ pub type ContractResultInstantiate<Runtime> =
 pub type ContractExecResultFor<Runtime> =
     ContractResult<ExecReturnValue, BalanceOf<Runtime>, EventRecordOf<Runtime>>;
 
-/// Alias for the `map_acocunt` result.
+/// Alias for the `map_account` result.
 pub type MapAccountResultFor = Result<(), DispatchError>;
 
 /// Alias for the runtime of a sandbox.