diff --git a/swh/graph/cli.py b/swh/graph/cli.py
--- a/swh/graph/cli.py
+++ b/swh/graph/cli.py
@@ -420,8 +420,8 @@
 
     This command creates a new directory at the path given by CACHE that has
     the same structure as the compressed graph basename, except it copies the
-    files that require mmap access (*.graph) but uses symlinks from the source
-    for all the other files (.map, .bin, ...).
+    files that require mmap access (\\*.graph) but uses symlinks from the source
+    for all the other files (\\*.map, \\*.bin, ...).
 
     The command outputs the path to the memory cache directory (particularly
     useful when relying on the default value).