diff --git a/Cargo.toml b/Cargo.toml
index d325e1f..dd64fd0 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -34,5 +34,5 @@ ctor = "0.2.0"
 goblin = "0.6.1"
 
 [dev-dependencies]
-pretty_assertions = "1.1.0"
+pretty_assertions = "1.3.0"
 mylib = { path = "tests/mylib" }