diff --git a/planet_mars b/planet_mars
index 2fee858..20f7465 160000
--- a/planet_mars
+++ b/planet_mars
@@ -1 +1 @@
-Subproject commit 2fee85823865c8bdf8f642c6e759abedfca7fb25
+Subproject commit 20f7465eb56ab025f29a24a8407247a0ff9aa1d2