diff --git a/2021/francis b/2021/francis
index f73a977..08787d5 160000
--- a/2021/francis
+++ b/2021/francis
@@ -1 +1 @@
-Subproject commit f73a9775bd9ef047adf73826a1b47f3b6c3e0ce6
+Subproject commit 08787d5e306293693ac900e374a6beac8f64ce13
diff --git a/2021/jaspervdj b/2021/jaspervdj
index 93258c0..2fbe01d 160000
--- a/2021/jaspervdj
+++ b/2021/jaspervdj
@@ -1 +1 @@
-Subproject commit 93258c0ba8c72c8c8b2efa79410eb6e6017db201
+Subproject commit 2fbe01de60d7a83aa1e4360a9141736df6f80946
diff --git a/2021/mraedis b/2021/mraedis
index 07c9433..5009c4f 160000
--- a/2021/mraedis
+++ b/2021/mraedis
@@ -1 +1 @@
-Subproject commit 07c9433cfd17ac23666fd5be1095193b61348c55
+Subproject commit 5009c4f691e38ca8fb31bf8d7f8c1e806027bd2a
diff --git a/2021/robbe b/2021/robbe
index 968fc17..9b0edfe 160000
--- a/2021/robbe
+++ b/2021/robbe
@@ -1 +1 @@
-Subproject commit 968fc17a7c6af4c7c0d74b0126977910df211fc8
+Subproject commit 9b0edfe50ff26c4cc24ce7570858cbda62a9eb19