diff --git a/2021/Flynn b/2021/Flynn
index 021eddb..7a9fc6e 160000
--- a/2021/Flynn
+++ b/2021/Flynn
@@ -1 +1 @@
-Subproject commit 021eddbf7b29cf73dec7da6f41943613a57560e1
+Subproject commit 7a9fc6e4a9929e9ee35ea6ec3d324415a5f6d53c
diff --git a/2021/rien b/2021/rien
index 0cba1b0..0d127ab 160000
--- a/2021/rien
+++ b/2021/rien
@@ -1 +1 @@
-Subproject commit 0cba1b02c4c584d079239345c6d264f80b62c79f
+Subproject commit 0d127abcd43d4206a826056a4fb10ab2588ed75e