diff --git a/solvers/rust/Cargo.lock b/solvers/rust/Cargo.lock
index 2566208..c996c04 100644
--- a/solvers/rust/Cargo.lock
+++ b/solvers/rust/Cargo.lock
@@ -34,9 +34,9 @@ checksum = "91622ff5e7162018101f2fea40d6ebf4a78bbe5a49736a2020649edf9693679e"
 
 [[package]]
 name = "itertools"
-version = "0.14.0"
+version = "0.15.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "2b192c782037fadd9cfa75548310488aabdbf3d2da73885b31bd0abd03351285"
+checksum = "8b4baf93f58d4425749ca49a51c50ebab072c5df6994d08fed93541c331481dc"
 dependencies = [
  "either",
 ]
diff --git a/solvers/rust/Cargo.toml b/solvers/rust/Cargo.toml
index a4b4cc8..fad17e2 100644
--- a/solvers/rust/Cargo.toml
+++ b/solvers/rust/Cargo.toml
@@ -3,7 +3,7 @@ name = "aoc"
 edition = "2024"
 
 [dependencies]
-itertools = "=0.14.0"
+itertools = "=0.15.0"
 log = { version = "=0.4.32", features = ["release_max_level_warn"] }
 simple_logger = "=5.2.0"