diff --git a/PIL/Image.py b/PIL/Image.py
index cd1e450ee..a7491fd83 100644
--- a/PIL/Image.py
+++ b/PIL/Image.py
@@ -530,7 +530,7 @@ class Image:
         """
         Closes the file pointer, if possible.
 
-        This operation will destroy the image core and release it's memory.
+        This operation will destroy the image core and release its memory.
         The image data will be unusable afterward.
 
         This function is only required to close images that have not