diff --git a/Cargo.lock b/Cargo.lock
index eb53944590..a8ec548615 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -254,7 +254,7 @@ dependencies = [
 
 [[package]]
 name = "azure_core_opentelemetry"
-version = "0.3.1"
+version = "0.4.0"
 dependencies = [
  "azure_core",
  "azure_core_test",
diff --git a/sdk/core/azure_core_amqp/Cargo.toml b/sdk/core/azure_core_amqp/Cargo.toml
index 55e5470541..658927be15 100644
--- a/sdk/core/azure_core_amqp/Cargo.toml
+++ b/sdk/core/azure_core_amqp/Cargo.toml
@@ -19,7 +19,7 @@ edition.workspace = true
 
 [dependencies]
 async-trait.workspace = true
-azure_core = { path = "../azure_core", version = "0.29.0", default-features = false }
+azure_core = { path = "../azure_core", version = "0.29.1", default-features = false }
 fe2o3-amqp = { workspace = true, optional = true }
 fe2o3-amqp-cbs = { workspace = true, optional = true }
 fe2o3-amqp-ext = { workspace = true, optional = true }
diff --git a/sdk/core/azure_core_opentelemetry/CHANGELOG.md b/sdk/core/azure_core_opentelemetry/CHANGELOG.md
index b80e43a0f2..241aa67f4e 100644
--- a/sdk/core/azure_core_opentelemetry/CHANGELOG.md
+++ b/sdk/core/azure_core_opentelemetry/CHANGELOG.md
@@ -1,5 +1,15 @@
 # Release History
 
+## 0.4.0 (Unreleased)
+
+### Features Added
+
+### Breaking Changes
+
+### Bugs Fixed
+
+### Other Changes
+
 ## 0.3.1 (2025-10-06)
 
 ### Bugs Fixed
diff --git a/sdk/core/azure_core_opentelemetry/Cargo.toml b/sdk/core/azure_core_opentelemetry/Cargo.toml
index 59b8566007..afd755ce39 100644
--- a/sdk/core/azure_core_opentelemetry/Cargo.toml
+++ b/sdk/core/azure_core_opentelemetry/Cargo.toml
@@ -1,6 +1,6 @@
 [package]
 name = "azure_core_opentelemetry"
-version = "0.3.1"
+version = "0.4.0"
 description = "OpenTelemetry integration for the Azure SDK for Rust"
 readme = "README.md"
 authors.workspace = true
diff --git a/sdk/eventhubs/azure_messaging_eventhubs/Cargo.toml b/sdk/eventhubs/azure_messaging_eventhubs/Cargo.toml
index 6545a19516..a65239f515 100644
--- a/sdk/eventhubs/azure_messaging_eventhubs/Cargo.toml
+++ b/sdk/eventhubs/azure_messaging_eventhubs/Cargo.toml
@@ -20,7 +20,7 @@ edition.workspace = true
 async-lock.workspace = true
 async-stream.workspace = true
 async-trait.workspace = true
-azure_core = { path = "../../core/azure_core", version = "0.29.0", default-features = false }
+azure_core = { path = "../../core/azure_core", version = "0.29.1", default-features = false }
 azure_core_amqp.workspace = true
 futures.workspace = true
 rand.workspace = true
diff --git a/sdk/servicebus/azure_messaging_servicebus/Cargo.toml b/sdk/servicebus/azure_messaging_servicebus/Cargo.toml
index 3e7f91908b..0686072fac 100644
--- a/sdk/servicebus/azure_messaging_servicebus/Cargo.toml
+++ b/sdk/servicebus/azure_messaging_servicebus/Cargo.toml
@@ -20,7 +20,7 @@ publish = false
 async-lock.workspace = true
 async-stream.workspace = true
 async-trait.workspace = true
-azure_core = { path = "../../core/azure_core", version = "0.29.0", default-features = false }
+azure_core = { path = "../../core/azure_core", version = "0.29.1", default-features = false }
 azure_core_amqp.workspace = true
 futures.workspace = true
 rand.workspace = true