diff --git a/ws2020/wtheo/uebungen b/ws2020/wtheo/uebungen
index 431a07a..4c121ea 160000
--- a/ws2020/wtheo/uebungen
+++ b/ws2020/wtheo/uebungen
@@ -1 +1 @@
-Subproject commit 431a07adfcfa912a64004f1fd599456012adc560
+Subproject commit 4c121ead88cc592b2a998f94b046554c103717d3