diff --git a/2013/3-autumn/tours/10/2013-10-04-Uroboros-vs-shell-script/1.pgn b/2013/3-autumn/tours/10/2013-10-04-uroboros-vs-shell-script/1.pgn
similarity index 100%
rename from 2013/3-autumn/tours/10/2013-10-04-Uroboros-vs-shell-script/1.pgn
rename to 2013/3-autumn/tours/10/2013-10-04-uroboros-vs-shell-script/1.pgn
diff --git a/2013/3-autumn/tours/11/2013-10-13-redgremlin-vs-Uroboros/1.pgn b/2013/3-autumn/tours/11/2013-10-13-redgremlin-vs-uroboros/1.pgn
similarity index 100%
rename from 2013/3-autumn/tours/11/2013-10-13-redgremlin-vs-Uroboros/1.pgn
rename to 2013/3-autumn/tours/11/2013-10-13-redgremlin-vs-uroboros/1.pgn
diff --git a/2013/3-autumn/tours/12/2013-10-05-Uroboros-vs-Magian/1.pgn b/2013/3-autumn/tours/12/2013-10-05-uroboros-vs-Magian/1.pgn
similarity index 100%
rename from 2013/3-autumn/tours/12/2013-10-05-Uroboros-vs-Magian/1.pgn
rename to 2013/3-autumn/tours/12/2013-10-05-uroboros-vs-Magian/1.pgn