diff --git a/Cargo.lock b/Cargo.lock
index 4d4e3ad137..4acc42381d 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2245,7 +2245,7 @@ dependencies = [
  "influxdb-line-protocol",
  "memchr",
  "ordered-float 4.6.0",
- "prost 0.12.6",
+ "prost 0.13.3",
  "prost-reflect",
  "rand 0.8.5",
  "regex",
@@ -3113,7 +3113,7 @@ dependencies = [
  "chrono-tz",
  "dnsmsg-parser",
  "hickory-proto",
- "prost 0.12.6",
+ "prost 0.13.3",
  "prost-build 0.12.6",
  "snafu 0.7.5",
  "tracing 0.1.41",
@@ -5596,9 +5596,9 @@ name = "loki-logproto"
 version = "0.1.0"
 dependencies = [
  "chrono",
- "prost 0.12.6",
+ "prost 0.13.3",
  "prost-build 0.12.6",
- "prost-types 0.12.6",
+ "prost-types 0.13.3",
 ]
 
 [[package]]
@@ -6685,7 +6685,7 @@ dependencies = [
  "chrono",
  "hex",
  "ordered-float 4.6.0",
- "prost 0.12.6",
+ "prost 0.13.3",
  "prost-build 0.12.6",
  "tonic 0.11.0",
  "tonic-build 0.11.0",
@@ -7410,9 +7410,9 @@ version = "0.1.0"
 dependencies = [
  "indexmap 2.7.0",
  "nom",
- "prost 0.12.6",
+ "prost 0.13.3",
  "prost-build 0.12.6",
- "prost-types 0.12.6",
+ "prost-types 0.13.3",
  "snafu 0.7.5",
  "vector-common",
 ]
@@ -7508,7 +7508,7 @@ checksum = "22505a5c94da8e3b7c2996394d1c933236c4d743e81a410bcca4e6989fc066a4"
 dependencies = [
  "bytes 1.9.0",
  "heck 0.5.0",
- "itertools 0.12.1",
+ "itertools 0.11.0",
  "log",
  "multimap",
  "once_cell",
@@ -7541,7 +7541,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "81bddcdb20abf9501610992b6759a4c888aef7d1a7247ef75e2404275ac24af1"
 dependencies = [
  "anyhow",
- "itertools 0.12.1",
+ "itertools 0.11.0",
  "proc-macro2 1.0.93",
  "quote 1.0.38",
  "syn 2.0.96",
@@ -7554,7 +7554,7 @@ source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "e9552f850d5f0964a4e4d0bf306459ac29323ddfbae05e35a7c0d35cb0803cc5"
 dependencies = [
  "anyhow",
- "itertools 0.13.0",
+ "itertools 0.11.0",
  "proc-macro2 1.0.93",
  "quote 1.0.38",
  "syn 2.0.96",
@@ -7562,9 +7562,9 @@ dependencies = [
 
 [[package]]
 name = "prost-reflect"
-version = "0.14.3"
+version = "0.14.7"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "20ae544fca2892fd4b7e9ff26cba1090cedf1d4d95c2aded1af15d2f93f270b8"
+checksum = "7b5edd582b62f5cde844716e66d92565d7faf7ab1445c8cebce6e00fba83ddb2"
 dependencies = [
  "base64 0.22.1",
  "once_cell",
@@ -11019,10 +11019,10 @@ dependencies = [
  "postgres-openssl",
  "proptest",
  "proptest-derive",
- "prost 0.12.6",
+ "prost 0.13.3",
  "prost-build 0.12.6",
  "prost-reflect",
- "prost-types 0.12.6",
+ "prost-types 0.13.3",
  "pulsar",
  "quickcheck",
  "rand 0.8.5",
@@ -11269,9 +11269,9 @@ dependencies = [
  "parking_lot",
  "pin-project",
  "proptest",
- "prost 0.12.6",
+ "prost 0.13.3",
  "prost-build 0.12.6",
- "prost-types 0.12.6",
+ "prost-types 0.13.3",
  "quanta",
  "quickcheck",
  "quickcheck_macros",
diff --git a/Cargo.toml b/Cargo.toml
index a23e1566be..78757f8a32 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -150,10 +150,10 @@ metrics-util = { version = "0.18.0", default-features = false, features = ["regi
 pin-project = { version = "1.1.8", default-features = false }
 proptest = { version = "1.5" }
 proptest-derive = { version = "0.5.1" }
-prost = { version = "0.12", default-features = false, features = ["std"] }
+prost = { version = "0.13", default-features = false, features = ["std"] }
 prost-build = { version = "0.12", default-features = false }
 prost-reflect = { version = "0.14", features = ["serde"], default-features = false }
-prost-types = { version = "0.12", default-features = false }
+prost-types = { version = "0.13", default-features = false }
 rand = { version = "0.8.5", default-features = false, features = ["small_rng"] }
 serde_json = { version = "1.0.135", default-features = false, features = ["raw_value", "std"] }
 serde = { version = "1.0.217", default-features = false, features = ["alloc", "derive", "rc"] }