diff --git a/src/doc/rust-by-example b/src/doc/rust-by-example
index edd2a7e6873..a6638463efc 160000
--- a/src/doc/rust-by-example
+++ b/src/doc/rust-by-example
@@ -1 +1 @@
-Subproject commit edd2a7e687358712608896730c083cb76c7b401a
+Subproject commit a6638463efc7631bc0e8dc67ccd256d4e1b61f1a