diff --git a/mlar/Cargo.toml b/mlar/Cargo.toml
index 604e3896..22798028 100644
--- a/mlar/Cargo.toml
+++ b/mlar/Cargo.toml
@@ -22,5 +22,5 @@ rand_chacha = "0.2"
 
 [dev-dependencies]
 assert_cmd = "1.0"
-assert_fs = "0.13"
+assert_fs = "1.0"
 permutate = "0.3"