diff --git a/Cargo.toml b/Cargo.toml
index 16941d8..96fbd82 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -29,16 +29,16 @@ opentelemetry = { version = "0.24", features = [
 opentelemetry_sdk = { version = "0.24.1", default-features = false, features = [
   "rt-tokio",
 ] }
-opentelemetry-aws = { version = "0.11", default-features = false }
+opentelemetry-aws = { version = "0.12", default-features = false }
 opentelemetry-jaeger = { version = "0.22", default-features = false }
-opentelemetry-jaeger-propagator = { version = "0.2", default-features = false }
-opentelemetry-resource-detectors = { version = "0.2.0", default-features = false }
-opentelemetry-semantic-conventions = { version = "0.15", default-features = false }
-opentelemetry-zipkin = { version = "0.21", default-features = false }
+opentelemetry-jaeger-propagator = { version = "0.3", default-features = false }
+opentelemetry-resource-detectors = { version = "0.3", default-features = false }
+opentelemetry-semantic-conventions = { version = "0.16", default-features = false }
+opentelemetry-zipkin = { version = "0.22", default-features = false }
 opentelemetry-otlp = { version = "0.17", default-features = false }
-opentelemetry-proto = { version = "0.6", default-features = false }
-opentelemetry-stdout = { version = "0.4" }
-tonic = { version = "0.11", default-features = false } #should be sync with opentelemetry-proto
+opentelemetry-proto = { version = "0.7", default-features = false }
+opentelemetry-stdout = { version = "0.5" }
+tonic = { version = "0.12", default-features = false } #should be sync with opentelemetry-proto
 tracing = "0.1"
 tracing-opentelemetry = "0.25"
 
diff --git a/axum-tracing-opentelemetry/Cargo.toml b/axum-tracing-opentelemetry/Cargo.toml
index be1d40b..8642359 100644
--- a/axum-tracing-opentelemetry/Cargo.toml
+++ b/axum-tracing-opentelemetry/Cargo.toml
@@ -25,18 +25,12 @@ opentelemetry = { workspace = true, features = [
   "trace",
 ], default-features = false }
 pin-project-lite = "0.2"
-tower = "0.4"
+tower = "0.5"
 tracing = { workspace = true }
 tracing-opentelemetry = { workspace = true }
-
-instrumentation-sdk-trace = { package = "tracing-opentelemetry-instrumentation-sdk", path = "../tracing-opentelemetry-instrumentation-sdk", features = [
-  "http",
-], version = "0.18", optional = true }
-
-instrumentation-sdk-info = { package = "tracing-opentelemetry-instrumentation-sdk", path = "../tracing-opentelemetry-instrumentation-sdk", features = [
+tracing-opentelemetry-instrumentation-sdk = { path = "../tracing-opentelemetry-instrumentation-sdk", features = [
   "http",
-  "tracing_level_info",
-], version = "0.19", optional = true }
+], version = "0.19" }
 
 [dev-dependencies]
 fake-opentelemetry-collector = { path = "../fake-opentelemetry-collector" }
@@ -69,4 +63,6 @@ opentelemetry_sdk = { workspace = true, features = [
 
 [features]
 # to use level `info` instead of `trace` to create otel span
-tracing_level_info = ["tracing-opentelemetry-instrumentation-sdk/tracing_level_info"]
+tracing_level_info = [
+  "tracing-opentelemetry-instrumentation-sdk/tracing_level_info",
+]
diff --git a/examples/axum-otlp/Cargo.toml b/examples/axum-otlp/Cargo.toml
index 3716858..235791f 100644
--- a/examples/axum-otlp/Cargo.toml
+++ b/examples/axum-otlp/Cargo.toml
@@ -11,17 +11,14 @@ init-tracing-opentelemetry = { path = "../../init-tracing-opentelemetry", featur
   "otlp",
   "tracing_subscriber_ext",
 ] }
-opentelemetry = "0.23"
-opentelemetry-otlp = { version = "0.16", optional = true }
+opentelemetry = "0.24"
+opentelemetry-otlp = { version = "*", default-features = false, features = [
+  "reqwest-client",
+  "reqwest-rustls",
+  "http-proto",
+  "tls",
+] }
 serde_json = "1.0.79"
 tokio = { version = "1.0", features = ["full"] }
 tracing = "0.1"
 tracing-opentelemetry-instrumentation-sdk = { path = "../../tracing-opentelemetry-instrumentation-sdk" }
-
-[features]
-otlp-over-http = [
-  "opentelemetry-otlp/reqwest-client",
-  "opentelemetry-otlp/reqwest-rustls",
-  "opentelemetry-otlp/http-proto",
-  "opentelemetry-otlp/tls",
-]
diff --git a/fake-opentelemetry-collector/Cargo.toml b/fake-opentelemetry-collector/Cargo.toml
index e0fecaf..9ac3150 100644
--- a/fake-opentelemetry-collector/Cargo.toml
+++ b/fake-opentelemetry-collector/Cargo.toml
@@ -14,20 +14,28 @@ license.workspace = true
 futures = "0.3"
 hex = "0.4"
 opentelemetry = { workspace = true }
-opentelemetry-otlp = { workspace = true, features = ["grpc-tonic", "trace", "logs"] }
-opentelemetry-proto = { workspace = true, features = ["gen-tonic"] }
+opentelemetry-otlp = { workspace = true, features = [
+  "grpc-tonic",
+  "logs",
+  "trace",
+] }
+opentelemetry-proto = { workspace = true, features = [
+  "gen-tonic",
+  "logs",
+  "trace",
+] }
 # need tokio runtime to run smoke tests.
 opentelemetry_sdk = { workspace = true, features = [
   "trace",
   "rt-tokio",
   "testing",
 ] }
-serde = { version = "1.0.136", features = ["derive"] }
-tokio = { version = "1.27", features = ["full"] }
+serde = { version = "1.0", features = ["derive"] }
+tokio = { version = "1.39", features = ["full"] }
 tokio-stream = { version = "0.1", features = ["net"] }
 tonic = { workspace = true }
 tracing = { workspace = true }
 
 [dev-dependencies]
 assert2 = "0.3"
-insta = { version = "1.29.0", features = ["yaml", "redactions"] }
+insta = { version = "1.39.0", features = ["yaml", "redactions"] }
diff --git a/fake-opentelemetry-collector/src/lib.rs b/fake-opentelemetry-collector/src/lib.rs
index 2f87634..56a75f4 100644
--- a/fake-opentelemetry-collector/src/lib.rs
+++ b/fake-opentelemetry-collector/src/lib.rs
@@ -10,6 +10,7 @@ use trace::*;
 use std::net::SocketAddr;
 
 use futures::StreamExt;
+use opentelemetry::trace::TracerProvider;
 use opentelemetry_otlp::WithExportConfig;
 use opentelemetry_proto::tonic::collector::logs::v1::logs_service_server::LogsServiceServer;
 use opentelemetry_proto::tonic::collector::trace::v1::trace_service_server::TraceServiceServer;
@@ -91,6 +92,7 @@ pub async fn setup_tracer(fake_server: &FakeCollectorServer) -> opentelemetry_sd
         )
         .install_batch(opentelemetry_sdk::runtime::Tokio)
         .expect("failed to install tracer")
+        .tracer("")
 }
 
 pub async fn setup_logger(
diff --git a/fake-opentelemetry-collector/src/logs.rs b/fake-opentelemetry-collector/src/logs.rs
index 7d33a82..ab3c866 100644
--- a/fake-opentelemetry-collector/src/logs.rs
+++ b/fake-opentelemetry-collector/src/logs.rs
@@ -2,7 +2,6 @@ use crate::common::cnv_attributes;
 use opentelemetry_proto::tonic::collector::logs::v1::{
     logs_service_server::LogsService, ExportLogsServiceRequest, ExportLogsServiceResponse,
 };
-use opentelemetry_proto::tonic::common::v1::AnyValue;
 use serde::Serialize;
 use std::collections::BTreeMap;
 use std::sync::{mpsc, Mutex};
diff --git a/init-tracing-opentelemetry/src/otlp.rs b/init-tracing-opentelemetry/src/otlp.rs
index b7c2986..c6d56b9 100644
--- a/init-tracing-opentelemetry/src/otlp.rs
+++ b/init-tracing-opentelemetry/src/otlp.rs
@@ -1,11 +1,8 @@
 use std::{collections::HashMap, str::FromStr};
 
-use opentelemetry::trace::{TraceError, TracerProvider};
+use opentelemetry::trace::TraceError;
 use opentelemetry_otlp::SpanExporterBuilder;
-use opentelemetry_sdk::{
-    trace::{Sampler, Tracer},
-    Resource,
-};
+use opentelemetry_sdk::{trace::Sampler, trace::TracerProvider, Resource};
 #[cfg(feature = "tls")]
 use tonic::transport::ClientTlsConfig;
 
@@ -17,7 +14,10 @@ pub fn identity(
 }
 
 // see https://opentelemetry.io/docs/reference/specification/protocol/exporter/
-pub fn init_tracer<F>(resource: Resource, transform: F) -> Result<Tracer, TraceError>
+pub fn init_tracerprovider<F>(
+    resource: Resource,
+    transform: F,
+) -> Result<TracerProvider, TraceError>
 where
     F: FnOnce(
         opentelemetry_otlp::OtlpTracePipeline<SpanExporterBuilder>,
@@ -57,9 +57,8 @@ where
                 .with_sampler(read_sampler_from_env()),
         );
     pipeline = transform(pipeline);
-    let provider = pipeline.install_batch(opentelemetry_sdk::runtime::Tokio);
-    opentelemetry::global::set_tracer_provider(provider.clone());
-    provider.tracer()
+    let provider = pipeline.install_batch(opentelemetry_sdk::runtime::Tokio)?;
+    Ok(provider)
 }
 
 /// turn a string of "k1=v1,k2=v2,..." into an iterator of (key, value) tuples
diff --git a/init-tracing-opentelemetry/src/tracing_subscriber_ext.rs b/init-tracing-opentelemetry/src/tracing_subscriber_ext.rs
index e1d5675..30c240b 100644
--- a/init-tracing-opentelemetry/src/tracing_subscriber_ext.rs
+++ b/init-tracing-opentelemetry/src/tracing_subscriber_ext.rs
@@ -1,4 +1,4 @@
-use opentelemetry::trace::TraceError;
+use opentelemetry::trace::{TraceError, TracerProvider};
 use opentelemetry_sdk::trace::Tracer;
 use tracing::{info, Subscriber};
 use tracing_opentelemetry::OpenTelemetryLayer;
@@ -68,11 +68,12 @@ where
         otlp,
         resource::DetectResource,
     };
+    use opentelemetry::global;
     let otel_rsrc = DetectResource::default()
         //.with_fallback_service_name(env!("CARGO_PKG_NAME"))
         //.with_fallback_service_version(env!("CARGO_PKG_VERSION"))
         .build();
-    let otel_tracer = otlp::init_tracer(otel_rsrc, otlp::identity)?;
+    let tracerprovider = otlp::init_tracerprovider(otel_rsrc, otlp::identity)?;
     // to not send trace somewhere, but continue to create and propagate,...
     // then send them to `axum_tracing_opentelemetry::stdio::WriteNoWhere::default()`
     // or to `std::io::stdout()` to print
@@ -83,9 +84,11 @@ where
     //     stdio::WriteNoWhere::default(),
     // )?;
     init_propagator()?;
-    Ok(tracing_opentelemetry::layer()
+    let layer = tracing_opentelemetry::layer()
         .with_error_records_to_exceptions(true)
-        .with_tracer(otel_tracer))
+        .with_tracer(tracerprovider.tracer(""));
+    global::set_tracer_provider(tracerprovider);
+    Ok(layer)
 }
 
 pub fn init_subscribers() -> Result<(), Error> {