diff --git a/CONTRIBUTING.md b/CONTRIBUTING.md
index 8bf49a8d..6bc7a799 100644
--- a/CONTRIBUTING.md
+++ b/CONTRIBUTING.md
@@ -163,10 +163,12 @@ Imports are organized in groups, from least specific to more specific:
     use git_ref_format as format;    // Then, external dependencies.
     use serde_json::Value;
 
-    use crate::crypto::PublicKey;    // Finally, local crate imports.
+    use crate::crypto::PublicKey;    // Then, local crate imports.
     use crate::storage::refs::Refs;
     use crate::storage::RemoteId;
 
+    use super::Oid;                  // Finally, super imports.
+
 #### Variable naming
 
 Use short 1-letter names when the variable scope is only a few lines, or the context is