diff --git a/Cargo.lock b/Cargo.lock
index 3c4486e..f0298fb 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -369,9 +369,9 @@ checksum = "ac74c624d6b2d21f425f752262f42188365d7b8ff1aff74c82e45136510a4857"
 
 [[package]]
 name = "pretty_assertions"
-version = "0.7.2"
+version = "1.0.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1cab0e7c02cf376875e9335e0ba1da535775beb5450d21e1dffca068818ed98b"
+checksum = "ec0cfe1b2403f172ba0f234e500906ee0a3e493fb81092dac23ebefe129301cc"
 dependencies = [
  "ansi_term",
  "ctor",
diff --git a/Cargo.toml b/Cargo.toml
index b0d5400..c86bf43 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -41,6 +41,6 @@ slug = "0.1.4"
 snafu = "0.6.10"
 
 [dev-dependencies]
-pretty_assertions = "0.7.2"
+pretty_assertions = "1.0.0"
 tempfile = "3.2.0"
 walkdir = "2.3.2"