diff --git a/rs/Cargo.lock b/rs/Cargo.lock
index 3745142e..5029986b 100644
--- a/rs/Cargo.lock
+++ b/rs/Cargo.lock
@@ -386,9 +386,9 @@ dependencies = [
 
 [[package]]
 name = "pretty_assertions"
-version = "1.0.0"
+version = "1.1.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ec0cfe1b2403f172ba0f234e500906ee0a3e493fb81092dac23ebefe129301cc"
+checksum = "76d5b548b725018ab5496482b45cb8bef21e9fed1858a6d674e3a8a0f0bb5d50"
 dependencies = [
  "ansi_term",
  "ctor",
diff --git a/rs/Cargo.toml b/rs/Cargo.toml
index 29eb12de..a8a2cb76 100644
--- a/rs/Cargo.toml
+++ b/rs/Cargo.toml
@@ -28,7 +28,7 @@ regex = "1"
 
 [dev-dependencies]
 criterion = "0.3"
-pretty_assertions = "1.0"
+pretty_assertions = "1.1"
 
 [[bench]]
 name = "criterion"