diff --git a/Cargo.lock b/Cargo.lock
index 55f638960ed7..f12d793fe114 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2777,9 +2777,9 @@ 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/tests/Cargo.toml b/tests/Cargo.toml
index 4f70759961c7..0fc359f44fe4 100644
--- a/tests/Cargo.toml
+++ b/tests/Cargo.toml
@@ -19,5 +19,5 @@ imgtests = []
 
 [dev-dependencies]
 approx = "0.5.0"
-pretty_assertions = "0.7.2"
+pretty_assertions = "1.0.0"
 env_logger = "0.9.0"