diff --git a/lib/no-littering b/lib/no-littering
index e7d3ebb..87fffa1 160000
--- a/lib/no-littering
+++ b/lib/no-littering
@@ -1 +1 @@
-Subproject commit e7d3ebbd12f176707e63766a7a19bcaa08e01331
+Subproject commit 87fffa1973376bd1837fcf84277cd16db9c96957
diff --git a/lib/undo-tree b/lib/undo-tree
index 597575e..85ed6a3 160000
--- a/lib/undo-tree
+++ b/lib/undo-tree
@@ -1 +1 @@
-Subproject commit 597575e35bc26fbe66dad6d27508aa936d61bdde
+Subproject commit 85ed6a3f871de805655533cbacfbe543a27b5639