diff --git a/2021/chvp b/2021/chvp
index d5817e6..12331b8 160000
--- a/2021/chvp
+++ b/2021/chvp
@@ -1 +1 @@
-Subproject commit d5817e6e5a21317c4e8dda2c1daf0b4d18abb02d
+Subproject commit 12331b8b1733b1e3677697f26df0ed6cb60d244e
diff --git a/2021/ninewise b/2021/ninewise
index 3f81bb1..9c8cd8e 160000
--- a/2021/ninewise
+++ b/2021/ninewise
@@ -1 +1 @@
-Subproject commit 3f81bb1d8b4e724dc12569b0e1fb75b61a479bf7
+Subproject commit 9c8cd8e7a9501831061586e3da213bb5f28d28b9
diff --git a/2021/silvius b/2021/silvius
index ad43a9a..bf292d6 160000
--- a/2021/silvius
+++ b/2021/silvius
@@ -1 +1 @@
-Subproject commit ad43a9ab030cf2b303181a823d70b26d12553dc0
+Subproject commit bf292d671b6b16e6a3579a56ab4f2e0f7789e752