diff --git a/CHANGELOG.md b/CHANGELOG.md
index b0178fe..eb7d9d2 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -4,6 +4,10 @@ All notable changes to this project will be documented in this file.
 
 ## Unreleased
 
+### Improvements
+
+* Leverage `log::kv::Key::to_static_str` when possible.
+
 ## [0.30.0] 2026-06-03
 
 ### Breaking changes
diff --git a/Cargo.toml b/Cargo.toml
index 827c54c..7321fa2 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -64,7 +64,7 @@ fasyslog = { version = "1.0.0" }
 insta = { version = "1.43.2" }
 jiff = { version = "0.2" }
 libc = { version = "0.2.162" }
-log = { version = "0.4.27", default-features = false }
+log = { version = "0.4.31", default-features = false }
 oneshot = { version = "0.2.1", default-features = false, features = ["std"] }
 opentelemetry = { version = "0.32.0", default-features = false }
 opentelemetry-otlp = { version = "0.32.0", default-features = false }
diff --git a/bridges/log/src/lib.rs b/bridges/log/src/lib.rs
index 960a306..8d704a1 100644
--- a/bridges/log/src/lib.rs
+++ b/bridges/log/src/lib.rs
@@ -248,7 +248,11 @@ mod kv {
     pub(super) fn key_value_stage_two<'a>(kvs: &'a KeyValuesStageOne<'a>) -> KeyValuesStageTwo<'a> {
         let mut new_kvs = Vec::with_capacity(kvs.kvs.len());
         for (k, v) in &kvs.kvs {
-            let k = logforth_core::kv::Key::borrowed(k.0.as_str());
+            let k = if let Some(k) = k.0.to_static_str() {
+                logforth_core::kv::Key::new(k)
+            } else {
+                logforth_core::kv::Key::borrowed(k.0.as_str())
+            };
             let v = match &v.0 {
                 MaybeOwnedValue::Borrowed(v) => v.clone(),
                 MaybeOwnedValue::Owned(s) => logforth_core::kv::Value::str(s.as_str()),
@@ -289,8 +293,11 @@ mod kv {
                 key: log::kv::Key<'a>,
                 value: log::kv::Value<'a>,
             ) -> Result<(), log::kv::Error> {
-                // TODO(@tisonkun): see https://github.com/rust-lang/log/pull/727
-                let key = KeyOwned::new(key.to_string());
+                let key = if let Some(key) = key.to_static_str() {
+                    KeyOwned::new(key)
+                } else {
+                    KeyOwned::new(key.to_string())
+                };
                 if let Some(value) = value_to_value(value) {
                     self.0.push((key, value));
                 }