diff --git a/masque/label.py b/masque/label.py
index 390ca84..36a8a0b 100644
--- a/masque/label.py
+++ b/masque/label.py
@@ -77,7 +77,7 @@ class Label:
 
     def __init__(self,
                  string: str,
-                 offset: vector2=(0.0, 0.0),
+                 offset: vector2 = (0.0, 0.0),
                  layer: layer_t = 0,
                  locked: bool = False):
         self.unlock()
diff --git a/masque/pattern.py b/masque/pattern.py
index cefcdbd..d4cbb19 100644
--- a/masque/pattern.py
+++ b/masque/pattern.py
@@ -1,5 +1,5 @@
 """
- Base object for containing a lithography mask.
+ Base object representing a lithography mask.
 """
 
 from typing import List, Callable, Tuple, Dict, Union, Set, Sequence, Optional, Type