diff --git a/.github/workflows/build-events.yml b/.github/workflows/build-events.yml
index 6894e331..172bcdd8 100644
--- a/.github/workflows/build-events.yml
+++ b/.github/workflows/build-events.yml
@@ -16,7 +16,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - "1.71.1" # Current MSRV
+          - "1.81.0" # Current MSRV
           - stable
     env:
       RUST_BACKTRACE: 1
diff --git a/.github/workflows/build-extension.yml b/.github/workflows/build-extension.yml
index cb23c289..0f151f43 100644
--- a/.github/workflows/build-extension.yml
+++ b/.github/workflows/build-extension.yml
@@ -22,7 +22,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - "1.71.1" # Current MSRV
+          - "1.81.0" # Current MSRV
           - stable
     env:
       RUST_BACKTRACE: 1
diff --git a/.github/workflows/build-runtime.yml b/.github/workflows/build-runtime.yml
index dfc59ee8..8720af17 100644
--- a/.github/workflows/build-runtime.yml
+++ b/.github/workflows/build-runtime.yml
@@ -21,7 +21,7 @@ jobs:
     strategy:
       matrix:
         toolchain:
-          - "1.71.1" # Current MSRV
+          - "1.81.0" # Current MSRV
           - stable
     env:
       RUST_BACKTRACE: 1
diff --git a/README.md b/README.md
index 1a93d85c..c7ce093f 100644
--- a/README.md
+++ b/README.md
@@ -409,7 +409,7 @@ fn main() -> Result<(), Box<Error>> {
 
 ## Supported Rust Versions (MSRV)
 
-The AWS Lambda Rust Runtime requires a minimum of Rust 1.71.1, and is not guaranteed to build on compiler versions earlier than that.
+The AWS Lambda Rust Runtime requires a minimum of Rust 1.81.0, and is not guaranteed to build on compiler versions earlier than that.
 
 ## Security
 
diff --git a/lambda-runtime/Cargo.toml b/lambda-runtime/Cargo.toml
index b4a7ad3d..5cf67ae2 100644
--- a/lambda-runtime/Cargo.toml
+++ b/lambda-runtime/Cargo.toml
@@ -41,7 +41,7 @@ hyper-util = { workspace = true, features = [
 ] }
 lambda_runtime_api_client = { version = "0.11.1", path = "../lambda-runtime-api-client", default-features = false }
 miette = { version = "7.2.0", optional = true }
-opentelemetry-semantic-conventions = { version = "0.27", optional = true, features = ["semconv_experimental"] }
+opentelemetry-semantic-conventions = { version = "0.29", optional = true, features = ["semconv_experimental"] }
 pin-project = "1"
 serde = { version = "1", features = ["derive", "rc"] }
 serde_json = "^1"
diff --git a/lambda-runtime/src/layers/otel.rs b/lambda-runtime/src/layers/otel.rs
index f50f36f7..42b507f8 100644
--- a/lambda-runtime/src/layers/otel.rs
+++ b/lambda-runtime/src/layers/otel.rs
@@ -1,7 +1,7 @@
 use std::{fmt::Display, future::Future, pin::Pin, task};
 
 use crate::LambdaInvocation;
-use opentelemetry_semantic_conventions::trace as traceconv;
+use opentelemetry_semantic_conventions::attribute;
 use pin_project::pin_project;
 use tower::{Layer, Service};
 use tracing::{field, instrument::Instrumented, Instrument};
@@ -76,9 +76,9 @@ where
             "Lambda function invocation",
             "otel.name" = req.context.env_config.function_name,
             "otel.kind" = field::Empty,
-            { traceconv::FAAS_TRIGGER } = &self.otel_attribute_trigger,
-            { traceconv::FAAS_INVOCATION_ID } = req.context.request_id,
-            { traceconv::FAAS_COLDSTART } = self.coldstart
+            { attribute::FAAS_TRIGGER } = &self.otel_attribute_trigger,
+            { attribute::FAAS_INVOCATION_ID } = req.context.request_id,
+            { attribute::FAAS_COLDSTART } = self.coldstart
         );
 
         // After the first execution, we can set 'coldstart' to false