diff --git a/hgext/convert/__init__.py b/hgext/convert/__init__.py
--- a/hgext/convert/__init__.py
+++ b/hgext/convert/__init__.py
@@ -275,16 +275,16 @@ def _convert(ui, src, dest=None, mapfile
     understood by the source).
 
     If no destination directory name is specified, it defaults to the
-    basename of the source with '-hg' appended.  If the destination
-    repository doesn't exist, it will be created.
+    basename of the source with \'-hg\' appended.  If the destination
+    repository doesn\'t exist, it will be created.
 
-    If <mapfile> isn't given, it will be put in a default location
+    If <mapfile> isn\'t given, it will be put in a default location
     (<dest>/.hg/shamap by default).  The <mapfile> is a simple text
     file that maps each source commit ID to the destination ID for
     that revision, like so:
     <source ID> <destination ID>
 
-    If the file doesn't exist, it's automatically created.  It's updated
+    If the file doesn\'t exist, it\'s automatically created.  It\'s updated
     on each commit copied, so convert-repo can be interrupted and can
     be run repeatedly to copy new commits.