diff --git a/bin/swh-revhash b/bin/swh-revhash
index c7e2998a131724949f34f883cc1df2ca46d43824..6de0a26a7e8f57fc59acd02d1ebbef1ff1ed5575 100755
--- a/bin/swh-revhash
+++ b/bin/swh-revhash
@@ -18,8 +18,8 @@ def revhash(revision_raw):
     """Compute the revision hash.
 
     """
-    if b'\\n' in revision_raw:  # HACK: string have somehow their \n
-                                # expanded to \\n
+    # HACK: string have somehow their \n expanded to \\n
+    if b'\\n' in revision_raw:
         revision_raw = revision_raw.replace(b'\\n', b'\n')
 
     h = hashutil.hash_git_data(revision_raw, 'commit')
diff --git a/swh/model/model.py b/swh/model/model.py
index badac8c6b119f6f30c448f6093de76499754b50a..70559dbbf685cfdf0240e5302dd40cfc0205c372 100644
--- a/swh/model/model.py
+++ b/swh/model/model.py
@@ -26,7 +26,7 @@ class BaseModel:
     that are suitable for JSON/msgpack-like formats."""
 
     def to_dict(self):
-        """Wrapper of `attr.asdict` that can be overriden by subclasses
+        """Wrapper of `attr.asdict` that can be overridden by subclasses
         that have special handling of some of the fields."""
         return attr.asdict(self)
 
@@ -352,7 +352,7 @@ class Content(BaseModel):
 
     @reason.validator
     def check_reason(self, attribute, value):
-        """Checks the reason is full iff status != absent."""
+        """Checks the reason is full if status != absent."""
         assert self.reason == value
         if self.status == 'absent' and value is None:
             raise ValueError('Must provide a reason if content is absent.')