diff --git a/Cargo.lock b/Cargo.lock
index eb9f747..dadc9ec 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -637,6 +637,12 @@ version = "0.1.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "d9c4f5dac5e15c24eb999c26181a6ca40b39fe946cbe4c263c7209467bc83af2"
 
+[[package]]
+name = "foldhash"
+version = "0.2.0"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "77ce24cb58228fbb8aa041425bb1050850ac19177686ea6e0f41a70416f56fdb"
+
 [[package]]
 name = "foreign-types"
 version = "0.3.2"
@@ -840,9 +846,7 @@ version = "0.15.5"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "9229cfe53dfd69f0609a49f65461bd93001ea1ef889cd5529dd176593f5338a1"
 dependencies = [
- "allocator-api2",
- "equivalent",
- "foldhash",
+ "foldhash 0.1.5",
 ]
 
 [[package]]
@@ -850,6 +854,11 @@ name = "hashbrown"
 version = "0.17.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "ed5909b6e89a2db4456e54cd5f673791d7eca6732202bbf2a9cc504fe2f9b84a"
+dependencies = [
+ "allocator-api2",
+ "equivalent",
+ "foldhash 0.2.0",
+]
 
 [[package]]
 name = "heck"
@@ -1277,11 +1286,11 @@ checksum = "5e5032e24019045c762d3c0f28f5b6b8bbf38563a65908389bf7978758920897"
 
 [[package]]
 name = "lru"
-version = "0.12.5"
+version = "0.18.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "234cf4f4a04dc1f57e24b96cc0cd600cf2af460d4161ac5ecdd0af8e1f3b2a38"
+checksum = "8a860605968fce16869fd239cf4237a82f3ac470723415db603b0e8b6c8d4fb9"
 dependencies = [
- "hashbrown 0.15.5",
+ "hashbrown 0.17.1",
 ]
 
 [[package]]
diff --git a/Cargo.toml b/Cargo.toml
index 26a21e2..b5f1263 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -105,7 +105,7 @@ bytes = "1"
 # Lean Agentic dependencies
 thiserror = "2.0"
 dashmap = "6.1"
-lru = "0.12"
+lru = "0.18"
 
 # Phase 1: Temporal and Scheduling integrations (local workspace crates)
 midstreamer-temporal-compare = { version = "0.2.1", path = "crates/temporal-compare" }
diff --git a/crates/temporal-compare/Cargo.toml b/crates/temporal-compare/Cargo.toml
index cf66ed7..c78e027 100644
--- a/crates/temporal-compare/Cargo.toml
+++ b/crates/temporal-compare/Cargo.toml
@@ -20,7 +20,7 @@ path = "src/lib.rs"
 serde = { version = "1.0", features = ["derive"] }
 thiserror = "2.0"
 dashmap = "6.1"
-lru = "0.12"
+lru = "0.18"
 
 [dev-dependencies]
 criterion = { version = "0.5", features = ["html_reports"] }