Documentation/bup-tag.md: fix spelling error "retreive"

diff --git a/Documentation/bup-tag.md b/Documentation/bup-tag.md
index 25339b228eb8104e694e32f49ba7ec9edf555f07..bd6a8c95430353ee7135abfeb40d35f6b91bc486 100644 (file)
--- a/Documentation/bup-tag.md
+++ b/Documentation/bup-tag.md
@@ -18,7 +18,7 @@ bup tag -d \<tag name\>
 
 `bup tag` lists, creates or deletes a tag in the bup repository.
 
-A tag is an easy way to retreive a specific commit. It can be used to mark a
+A tag is an easy way to retrieve a specific commit. It can be used to mark a
 specific backup for easier retrieval later.
 
 When called without any arguments, the command lists all tags that can