diff --git a/Cargo.lock b/Cargo.lock
index 863cfc6c54041d..1f6c68fb345f38 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -2150,7 +2150,7 @@ dependencies = [
  "memchr",
  "once_cell",
  "ordered-float 4.2.2",
- "prost 0.12.6",
+ "prost 0.13.1",
  "prost-reflect",
  "regex",
  "rstest",
@@ -5261,9 +5261,9 @@ version = "0.1.0"
 dependencies = [
  "bytes 1.7.1",
  "chrono",
- "prost 0.12.6",
- "prost-build 0.12.6",
- "prost-types 0.12.6",
+ "prost 0.13.1",
+ "prost-build 0.13.1",
+ "prost-types 0.13.1",
  "snap",
 ]
 
@@ -6329,8 +6329,8 @@ dependencies = [
  "chrono",
  "hex",
  "ordered-float 4.2.2",
- "prost 0.12.6",
- "prost-build 0.12.6",
+ "prost 0.13.1",
+ "prost-build 0.13.1",
  "tonic",
  "tonic-build 0.11.0",
  "vector-core",
@@ -7054,9 +7054,9 @@ dependencies = [
  "indexmap 2.5.0",
  "nom",
  "num_enum 0.7.3",
- "prost 0.12.6",
- "prost-build 0.12.6",
- "prost-types 0.12.6",
+ "prost 0.13.1",
+ "prost-build 0.13.1",
+ "prost-types 0.13.1",
  "snafu 0.7.5",
  "vector-common",
 ]
@@ -7165,6 +7165,27 @@ dependencies = [
  "tempfile",
 ]
 
+[[package]]
+name = "prost-build"
+version = "0.13.1"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "5bb182580f71dd070f88d01ce3de9f4da5021db7115d2e1c3605a754153b77c1"
+dependencies = [
+ "bytes 1.7.1",
+ "heck 0.5.0",
+ "itertools 0.13.0",
+ "log",
+ "multimap",
+ "once_cell",
+ "petgraph",
+ "prettyplease 0.2.15",
+ "prost 0.13.1",
+ "prost-types 0.13.1",
+ "regex",
+ "syn 2.0.77",
+ "tempfile",
+]
+
 [[package]]
 name = "prost-derive"
 version = "0.11.9"
@@ -7206,9 +7227,9 @@ dependencies = [
 
 [[package]]
 name = "prost-reflect"
-version = "0.14.0"
+version = "0.14.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "55a6a9143ae25c25fa7b6a48d6cc08b10785372060009c25140a4e7c340e95af"
+checksum = "4b7535b02f0e5efe3e1dbfcb428be152226ed0c66cad9541f2274c8ba8d4cd40"
 dependencies = [
  "base64 0.22.1",
  "once_cell",
@@ -10465,10 +10486,10 @@ dependencies = [
  "postgres-openssl",
  "proptest",
  "proptest-derive",
- "prost 0.12.6",
- "prost-build 0.12.6",
+ "prost 0.13.1",
+ "prost-build 0.13.1",
  "prost-reflect",
- "prost-types 0.12.6",
+ "prost-types 0.13.1",
  "pulsar",
  "quickcheck",
  "rand 0.8.5",
@@ -10729,9 +10750,9 @@ dependencies = [
  "parking_lot",
  "pin-project",
  "proptest",
- "prost 0.12.6",
- "prost-build 0.12.6",
- "prost-types 0.12.6",
+ "prost 0.13.1",
+ "prost-build 0.13.1",
+ "prost-types 0.13.1",
  "quanta",
  "quickcheck",
  "quickcheck_macros",
diff --git a/Cargo.toml b/Cargo.toml
index 27e6f6695a84aa..3077e40664a06d 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -238,9 +238,9 @@ rmp-serde = { version = "1.3.0", default-features = false, optional = true }
 rmpv = { version = "1.3.0", default-features = false, features = ["with-serde"], optional = true }
 
 # Prost / Protocol Buffers
-prost = { version = "0.12", default-features = false, features = ["std"] }
+prost = { version = "0.13", default-features = false, features = ["std"] }
 prost-reflect = { workspace = true, optional = true }
-prost-types = { version = "0.12", default-features = false, optional = true }
+prost-types = { version = "0.13", default-features = false, optional = true }
 
 # GCP
 goauth = { version = "0.14.0", optional = true }
@@ -372,7 +372,7 @@ windows-service = "0.7.0"
 nix = { version = "0.26.2", default-features = false, features = ["socket", "signal"] }
 
 [build-dependencies]
-prost-build = { version = "0.12", default-features = false, optional = true }
+prost-build = { version = "0.13", default-features = false, optional = true }
 tonic-build = { workspace = true, optional = true }
 # update 'openssl_version' in website/config.toml whenever <major.minor> version changes
 openssl-src = { version = "300", default-features = false, features = ["force-engine", "legacy"] }
diff --git a/lib/codecs/Cargo.toml b/lib/codecs/Cargo.toml
index 6fc9700d1f113c..96378eec2c84d0 100644
--- a/lib/codecs/Cargo.toml
+++ b/lib/codecs/Cargo.toml
@@ -21,7 +21,7 @@ lookup = { package = "vector-lookup", path = "../vector-lookup", default-feature
 memchr = { version = "2", default-features = false }
 once_cell = { version = "1.19", default-features = false }
 ordered-float = { version = "4.2.2", default-features = false }
-prost = { version = "0.12.6", default-features = false, features = ["std"] }
+prost = { version = "0.13.1", default-features = false, features = ["std"] }
 prost-reflect = { workspace = true, features = ["serde"] }
 regex = { version = "1.10.6", default-features = false, features = ["std", "perf"] }
 serde.workspace = true
diff --git a/lib/loki-logproto/Cargo.toml b/lib/loki-logproto/Cargo.toml
index 50bbb2b0c289e0..4ade96fe0f9bec 100644
--- a/lib/loki-logproto/Cargo.toml
+++ b/lib/loki-logproto/Cargo.toml
@@ -8,8 +8,8 @@ publish = false
 # See more keys and their definitions at https://doc.rust-lang.org/cargo/reference/manifest.html
 
 [dependencies]
-prost = { version = "0.12", default-features = false, features = ["std"] }
-prost-types = { version = "0.12", default-features = false, features = ["std"] }
+prost = { version = "0.13", default-features = false, features = ["std"] }
+prost-types = { version = "0.13", default-features = false, features = ["std"] }
 bytes = { version = "1.7.1", default-features = false }
 snap = { version = "1.1.1", default-features = false }
 
@@ -17,4 +17,4 @@ snap = { version = "1.1.1", default-features = false }
 chrono.workspace = true
 
 [build-dependencies]
-prost-build = { version = "0.12" }
+prost-build = { version = "0.13" }
diff --git a/lib/opentelemetry-proto/Cargo.toml b/lib/opentelemetry-proto/Cargo.toml
index 02c1b93272d4be..7035736d322f4b 100644
--- a/lib/opentelemetry-proto/Cargo.toml
+++ b/lib/opentelemetry-proto/Cargo.toml
@@ -6,7 +6,7 @@ edition = "2021"
 publish = false
 
 [build-dependencies]
-prost-build = { version = "0.12", default-features = false}
+prost-build = { version = "0.13", default-features = false}
 tonic-build.workspace = true
 
 [dependencies]
@@ -15,7 +15,7 @@ chrono.workspace = true
 hex = { version = "0.4.3", default-features = false, features = ["std"] }
 lookup = { package = "vector-lookup", path = "../vector-lookup", default-features = false }
 ordered-float = { version = "4.2.2", default-features = false }
-prost = { version = "0.12", default-features = false, features = ["std"] }
+prost = { version = "0.13", default-features = false, features = ["std"] }
 tonic.workspace = true
 vrl.workspace = true
 vector-core = { path = "../vector-core", default-features = false }
diff --git a/lib/prometheus-parser/Cargo.toml b/lib/prometheus-parser/Cargo.toml
index d9041f560d3491..7c32534904bb29 100644
--- a/lib/prometheus-parser/Cargo.toml
+++ b/lib/prometheus-parser/Cargo.toml
@@ -12,10 +12,10 @@ license = "MPL-2.0"
 indexmap.workspace = true
 nom = "7.1.3"
 num_enum = "0.7.3"
-prost = "0.12"
-prost-types = "0.12"
+prost = "0.13"
+prost-types = "0.13"
 snafu = { version = "0.7" }
 vector-common = { path = "../vector-common", features = ["btreemap"] }
 
 [build-dependencies]
-prost-build = "0.12"
+prost-build = "0.13"
diff --git a/lib/vector-core/Cargo.toml b/lib/vector-core/Cargo.toml
index 15cdf32f5225fc..20cd74c2faef82 100644
--- a/lib/vector-core/Cargo.toml
+++ b/lib/vector-core/Cargo.toml
@@ -38,8 +38,8 @@ openssl = { version = "0.10.66", default-features = false, features = ["vendored
 parking_lot = { version = "0.12.3", default-features = false }
 pin-project.workspace = true
 proptest = { version = "1.5", optional = true }
-prost-types = { version = "0.12", default-features = false }
-prost = { version = "0.12", default-features = false, features = ["std"] }
+prost-types = { version = "0.13", default-features = false }
+prost = { version = "0.13", default-features = false, features = ["std"] }
 quanta = { version = "0.12.3", default-features = false }
 regex = { version = "1.10.6", default-features = false, features = ["std", "perf"] }
 ryu = { version = "1", default-features = false }
@@ -76,7 +76,7 @@ security-framework = "2.10.0"
 schannel = "0.1.23"
 
 [build-dependencies]
-prost-build = "0.12"
+prost-build = "0.13"
 
 [dev-dependencies]
 base64 = "0.22.1"