diff --git a/Cargo.lock b/Cargo.lock
index 59f4af8..9aad603 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -19,9 +19,9 @@ dependencies = [
 
 [[package]]
 name = "assert-cmp"
-version = "0.2.0"
+version = "0.2.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e265fd63d6fdda6433b6c7d4614b47a281cc152c2987bbfe0f8b4538c4ee3b9e"
+checksum = "737bf4aa6df38f69a17efc233b4d0343cc5aa0d2c3b53e7007bd4c9866038ffd"
 
 [[package]]
 name = "atty"
diff --git a/Cargo.toml b/Cargo.toml
index 4e4c52f..f3fcfa5 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -51,4 +51,4 @@ text-block-macros = "0.1.1"
 pretty_assertions = "1.2.1"
 tempfile = "3.5.0"
 fs_extra = "1.3.0"
-assert-cmp = "0.2.0"
+assert-cmp = "0.2.1"