diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 27d2fbbc..078b9e28 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "3.7.0"
+  ".": "3.8.0"
 }
\ No newline at end of file
diff --git a/.stats.yml b/.stats.yml
index 1847c9b0..610d8317 100644
--- a/.stats.yml
+++ b/.stats.yml
@@ -1,2 +1,2 @@
 configured_endpoints: 103
-openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/orb%2Forb-26c7b0375aaf9218b32f9af29242d38e67a8318f3ae3e8cc5d1cd86c60e89e51.yml
+openapi_spec_url: https://storage.googleapis.com/stainless-sdk-openapi-specs/orb%2Forb-7b65f996788617c2d2f2e8e941d366edd1a2844f15eefec555e220b03bbc6d4c.yml
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 75f9d547..549cce48 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 3.8.0 (2025-02-25)
+
+Full Changelog: [v3.7.0...v3.8.0](https://github.com/orbcorp/orb-python/compare/v3.7.0...v3.8.0)
+
+### Features
+
+* **api:** api update ([#554](https://github.com/orbcorp/orb-python/issues/554)) ([e527839](https://github.com/orbcorp/orb-python/commit/e527839d462ba74b094bcd8f6e2f9a36c5c94928))
+
 ## 3.7.0 (2025-02-21)
 
 Full Changelog: [v3.6.0...v3.7.0](https://github.com/orbcorp/orb-python/compare/v3.6.0...v3.7.0)
diff --git a/pyproject.toml b/pyproject.toml
index 4667a142..d9bb6f56 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [project]
 name = "orb-billing"
-version = "3.7.0"
+version = "3.8.0"
 description = "The official Python library for the orb API"
 dynamic = ["readme"]
 license = "Apache-2.0"
diff --git a/src/orb/_version.py b/src/orb/_version.py
index 45074dc9..8d1ad81c 100644
--- a/src/orb/_version.py
+++ b/src/orb/_version.py
@@ -1,4 +1,4 @@
 # File generated from our OpenAPI spec by Stainless. See CONTRIBUTING.md for details.
 
 __title__ = "orb"
-__version__ = "3.7.0"  # x-release-please-version
+__version__ = "3.8.0"  # x-release-please-version
diff --git a/src/orb/resources/subscriptions.py b/src/orb/resources/subscriptions.py
index cdab5562..83422a37 100644
--- a/src/orb/resources/subscriptions.py
+++ b/src/orb/resources/subscriptions.py
@@ -1956,7 +1956,7 @@ def update_fixed_fee_quantity(
 
           change_option: Determines when the change takes effect. Note that if `effective_date` is
               specified, this defaults to `effective_date`. Otherwise, this defaults to
-              `immediate` unless it's explicitly set to `upcoming_invoice.
+              `immediate` unless it's explicitly set to `upcoming_invoice`.
 
           effective_date: The date that the quantity change should take effect, localized to the
               customer's timezone. Ifthis parameter is not passed in, the quantity change is
@@ -3970,7 +3970,7 @@ async def update_fixed_fee_quantity(
 
           change_option: Determines when the change takes effect. Note that if `effective_date` is
               specified, this defaults to `effective_date`. Otherwise, this defaults to
-              `immediate` unless it's explicitly set to `upcoming_invoice.
+              `immediate` unless it's explicitly set to `upcoming_invoice`.
 
           effective_date: The date that the quantity change should take effect, localized to the
               customer's timezone. Ifthis parameter is not passed in, the quantity change is
diff --git a/src/orb/types/subscription_update_fixed_fee_quantity_params.py b/src/orb/types/subscription_update_fixed_fee_quantity_params.py
index af22b7ee..e64eb9f4 100644
--- a/src/orb/types/subscription_update_fixed_fee_quantity_params.py
+++ b/src/orb/types/subscription_update_fixed_fee_quantity_params.py
@@ -29,7 +29,7 @@ class SubscriptionUpdateFixedFeeQuantityParams(TypedDict, total=False):
 
     Note that if `effective_date` is specified, this defaults to `effective_date`.
     Otherwise, this defaults to `immediate` unless it's explicitly set to
-    `upcoming_invoice.
+    `upcoming_invoice`.
     """
 
     effective_date: Annotated[Union[str, date, None], PropertyInfo(format="iso8601")]