1 files changed, 1 insertions, 1 deletions
diff --git a/doc/bst2html.py b/doc/bst2html.py
index d90eba43f..af35efe24 100755
--- a/doc/bst2html.py
+++ b/doc/bst2html.py
@@ -445,7 +445,7 @@ def run_bst(directory, force, source_cache, description, palette):
     """Run a bst command and capture stdout/stderr in html
 
     This command normally takes a description yaml file, see the CONTRIBUTING
-    file for information on it's format.
+    file for information on its format.
     """
     if not source_cache and os.environ.get('BST_SOURCE_CACHE'):
         source_cache = os.environ['BST_SOURCE_CACHE']