diff --git a/Cargo.lock b/Cargo.lock
index ef228f6d..df6a1ba2 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -5423,34 +5423,34 @@ dependencies = [
 
 [[package]]
 name = "opentelemetry-http"
-version = "0.31.0"
+version = "0.32.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "d7a6d09a73194e6b66df7c8f1b680f156d916a1a942abf2de06823dd02b7855d"
+checksum = "5683015d09e2df236ef005b17f6f196f0d5f6313c4fa43a7b6a53b52776e4331"
 dependencies = [
  "async-trait",
  "bytes",
  "http",
- "opentelemetry 0.31.0",
- "reqwest 0.12.28",
+ "opentelemetry 0.32.0",
+ "reqwest 0.13.3",
 ]
 
 [[package]]
 name = "opentelemetry-otlp"
-version = "0.31.1"
+version = "0.32.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "1f69cd6acbb9af919df949cd1ec9e5e7fdc2ef15d234b6b795aaa525cc02f71f"
+checksum = "9966929966d17620d7c316c643ba62631826e10021409357772d5eea84f62c35"
 dependencies = [
  "http",
- "opentelemetry 0.31.0",
+ "opentelemetry 0.32.0",
  "opentelemetry-http",
  "opentelemetry-proto",
- "opentelemetry_sdk 0.31.0",
+ "opentelemetry_sdk 0.32.0",
  "prost",
- "reqwest 0.12.28",
+ "reqwest 0.13.3",
  "thiserror 2.0.18",
  "tokio",
  "tonic",
- "tracing",
+ "tonic-types",
 ]
 
 [[package]]
@@ -5468,12 +5468,12 @@ dependencies = [
 
 [[package]]
 name = "opentelemetry-proto"
-version = "0.31.0"
+version = "0.32.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "a7175df06de5eaee9909d4805a3d07e28bb752c34cab57fa9cff549da596b30f"
+checksum = "56d658ba1faf63f7b9c492cfbe6e0ec365440a16132d3270c1065f7b33f1b638"
 dependencies = [
- "opentelemetry 0.31.0",
- "opentelemetry_sdk 0.31.0",
+ "opentelemetry 0.32.0",
+ "opentelemetry_sdk 0.32.0",
  "prost",
  "tonic",
  "tonic-prost",
@@ -5489,8 +5489,6 @@ dependencies = [
  "futures-executor",
  "futures-util",
  "opentelemetry 0.31.0",
- "percent-encoding",
- "rand 0.9.4",
  "thiserror 2.0.18",
 ]
 
@@ -6943,7 +6941,6 @@ dependencies = [
  "base64 0.22.1",
  "bytes",
  "encoding_rs",
- "futures-channel",
  "futures-core",
  "futures-util",
  "h2",
@@ -8732,6 +8729,17 @@ dependencies = [
  "tonic-build",
 ]
 
+[[package]]
+name = "tonic-types"
+version = "0.14.6"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "73ab1b02061f83d519bba3caa167f88f261ef05720ab8ebc954ade70de3348e8"
+dependencies = [
+ "prost",
+ "prost-types",
+ "tonic",
+]
+
 [[package]]
 name = "tower"
 version = "0.5.3"
diff --git a/crates/vectorizer-server/Cargo.toml b/crates/vectorizer-server/Cargo.toml
index ece4a4c8..e71b41e7 100644
--- a/crates/vectorizer-server/Cargo.toml
+++ b/crates/vectorizer-server/Cargo.toml
@@ -142,7 +142,7 @@ prometheus = "0.14"
 opentelemetry = { version = "0.32", features = ["metrics", "trace"] }
 opentelemetry_sdk = { version = "0.32", features = ["metrics", "trace", "rt-tokio"] }
 opentelemetry-prometheus = "0.31"
-opentelemetry-otlp = { version = "0.31", features = ["metrics", "trace", "tokio", "grpc-tonic"] }
+opentelemetry-otlp = { version = "0.32", features = ["metrics", "trace", "tokio", "grpc-tonic"] }
 tracing-opentelemetry = "0.32"
 
 # Unix-specific dependencies (SIGHUP for graceful restart in admin handler)
diff --git a/crates/vectorizer/Cargo.toml b/crates/vectorizer/Cargo.toml
index a36efa29..3f0bd393 100644
--- a/crates/vectorizer/Cargo.toml
+++ b/crates/vectorizer/Cargo.toml
@@ -173,7 +173,7 @@ prometheus = "0.14"
 opentelemetry = { version = "0.32", features = ["metrics", "trace"] }
 opentelemetry_sdk = { version = "0.32", features = ["metrics", "trace", "rt-tokio"] }
 opentelemetry-prometheus = "0.31"
-opentelemetry-otlp = { version = "0.31", features = ["metrics", "trace", "tokio", "grpc-tonic"] }
+opentelemetry-otlp = { version = "0.32", features = ["metrics", "trace", "tokio", "grpc-tonic"] }
 tracing-opentelemetry = "0.32"
 
 # gRPC support