diff --git a/crates/ol/mempool/src/types.rs b/crates/ol/mempool/src/types.rs
index ae40bd81ab..b6a99771cd 100644
--- a/crates/ol/mempool/src/types.rs
+++ b/crates/ol/mempool/src/types.rs
@@ -987,7 +987,7 @@ mod tests {
                 ),
             ];
 
-            entries.sort_by(|a, b| a.ordering_key.cmp(&b.ordering_key));
+            entries.sort_by_key(|a| a.ordering_key);
             let timestamps: Vec<u64> = entries
                 .iter()
                 .map(|e| e.ordering_key.timestamp_micros())
diff --git a/rust-toolchain.toml b/rust-toolchain.toml
index 4f73f33c1c..2311fd7705 100644
--- a/rust-toolchain.toml
+++ b/rust-toolchain.toml
@@ -1,5 +1,5 @@
 [toolchain]
-channel = "nightly-2026-01-01"
+channel = "nightly-2026-02-01"
 components = [
   "cargo",
   "clippy",