diff --git a/Cargo.lock b/Cargo.lock
index 7b54c0f..0c18007 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -93,16 +93,6 @@ version = "0.8.3"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "5827cebf4670468b8772dd191856768aedcb1b0278a04f989f7766351917b9dc"
 
-[[package]]
-name = "ctor"
-version = "0.1.21"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "ccc0a48a9b826acdf4028595adc9db92caea352f7af011a3034acd172a52a0aa"
-dependencies = [
- "quote",
- "syn 1.0.109",
-]
-
 [[package]]
 name = "cxx"
 version = "1.0.68"
@@ -327,24 +317,13 @@ version = "1.16.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "86f0b0d4bf799edbc74508c1e8bf170ff5f41238e5f8225603ca7caaae2b7860"
 
-[[package]]
-name = "output_vt100"
-version = "0.1.2"
-source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "53cdc5b785b7a58c5aad8216b3dfa114df64b0b06ae6e1501cef91df2fbdf8f9"
-dependencies = [
- "winapi",
-]
-
 [[package]]
 name = "pretty_assertions"
-version = "1.3.0"
+version = "1.4.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a25e9bcb20aa780fd0bb16b72403a9064d6b3f22f026946029acb941a50af755"
+checksum = "af7cee1a6c8a5b9208b3cb1061f10c0cb689087b3d8ce85fb9d2dd7a29b6ba66"
 dependencies = [
- "ctor",
  "diff",
- "output_vt100",
  "yansi",
 ]
 
diff --git a/crates/marine-macro-impl/Cargo.toml b/crates/marine-macro-impl/Cargo.toml
index e253b8c..f71cb97 100644
--- a/crates/marine-macro-impl/Cargo.toml
+++ b/crates/marine-macro-impl/Cargo.toml
@@ -21,5 +21,5 @@ serde_json = "1.0.94"
 syn = { version = '1.0.109', features = ['full', "extra-traits"] }
 
 [dev-dependencies]
-pretty_assertions = "1.3.0"
+pretty_assertions = "1.4.0"
 marine-macro-testing-utils = {path = "../macro-testing-utils"}