diff --git a/5-Applications/parquet_compressor/Cargo.lock b/5-Applications/parquet_compressor/Cargo.lock
index 3309f96f..881ce8aa 100644
--- a/5-Applications/parquet_compressor/Cargo.lock
+++ b/5-Applications/parquet_compressor/Cargo.lock
@@ -1048,9 +1048,9 @@ checksum = "a6cb138bb79a146c1bd460005623e142ef0181e3d0219cb493e02f7d08a35695"
 
 [[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/5-Applications/parquet_compressor/Cargo.toml b/5-Applications/parquet_compressor/Cargo.toml
index 1bebbd43..fed52330 100644
--- a/5-Applications/parquet_compressor/Cargo.toml
+++ b/5-Applications/parquet_compressor/Cargo.toml
@@ -16,7 +16,7 @@ sysinfo = "0.30"
 tokio = { version = "1.35", features = ["sync", "rt", "rt-multi-thread"] }
 anyhow = "1.0"
 divsufsort = "2.0"
-itertools = "0.14"
+itertools = "0.15"
 flate2 = "1.0" # For Gzip if needed
 zstd = "0.13" # For high-quality compression
 wgpu = "0.19"