Fix typo in docstring

1 files changed, 1 insertions, 1 deletions

diff --git a/obnamlib/repo_interface.py b/obnamlib/repo_interface.py
index 31ee59c8..e030a864 100644
--- a/obnamlib/repo_interface.py
+++ b/obnamlib/repo_interface.py
@@ -292,7 +292,7 @@ class RepositoryInterface(object):
     This is to allow maximum flexibility in how data is actually stored
     in the repository, and to make the least amount of assumptions
     that will hinder convertability between repository formats.
-    However, storing them independently is likely to be epxensive,
+    However, storing them independently is likely to be expensive,
     and so the implementation may actually pool file key changes to
     a file and only actually encode all of them, as a blob, when the
     API user is finished with a file. There is no API call to indicate