diff --git a/Cargo.toml b/Cargo.toml
index 8b8a9e3..aae577f 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -18,5 +18,5 @@ lenient_version = { version = "0.3", default-features = false, features = [ "par
 lenient_semver_parser = { git = "https://github.com/knutwalker/lenient-semver", package = "lenient_semver_parser", branch = "master" }
 
 [dev-dependencies]
-pretty_assertions = "0.7.2"
+pretty_assertions = "1.1.0"
 test-case = "1.1.0"