diff --git a/Cargo.toml b/Cargo.toml
index ad4b62a5..cb73fbcc 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -49,7 +49,7 @@ assert_cmd = "2"
 criterion = "0.3"
 libflate = "1"
 maplit = "1.0.1"
-pretty_assertions = "0.7"
+pretty_assertions = "1"
 rand = { version = "0.8", features = ["small_rng"] }
 testing_logger = "0.1.1"