1 files changed, 1 insertions, 1 deletions
diff --git a/tools/pyboard.py b/tools/pyboard.py
index 9e0b0f18e..29af27f02 100755
--- a/tools/pyboard.py
+++ b/tools/pyboard.py
@@ -671,7 +671,7 @@ def filesystem_command(pyb, args, progress_callback=None, verbose=False):
         if dest is None or dest == "":
             dest = src
         elif dest == ".":
-            dest = "/".join(".", src)
+            dest = "./" + src
         elif dest.endswith("/"):
             dest += src
         return dest