diff --git a/Cargo.lock b/Cargo.lock
index 1caa06f99..43bfef4a2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -1808,9 +1808,9 @@ dependencies = [
 
 [[package]]
 name = "log"
-version = "0.4.20"
+version = "0.4.21"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "b5e6163cb8c49088c2c36f57875e58ccd8c87c7427f7fbd50ea6710b2f3f2e8f"
+checksum = "90ed8c1e510134f979dbc4f070f87d4313098b704861a105fe34231c70a3901c"
 
 [[package]]
 name = "mailparse"
diff --git a/crates/pep508-rs/Cargo.toml b/crates/pep508-rs/Cargo.toml
index fe962dd73..3535b0a1b 100644
--- a/crates/pep508-rs/Cargo.toml
+++ b/crates/pep508-rs/Cargo.toml
@@ -36,7 +36,7 @@ url = { workspace = true }
 
 [dev-dependencies]
 indoc = { version = "2.0.4" }
-log = { version = "0.4.20" }
+log = { version = "0.4.21" }
 serde_json = { version = "1.0.114" }
 testing_logger = { version = "0.1.1" }