From 2803594141f295c07c381fdadb67ed2e422fe7c7 Mon Sep 17 00:00:00 2001
From: "stainless-app[bot]"
 <142633134+stainless-app[bot]@users.noreply.github.com>
Date: Tue, 3 Feb 2026 07:58:14 +0000
Subject: [PATCH 1/2] fix(client): always add content-length to post body, even
 when empty

---
 lib/onebusaway_sdk/internal/transport/pooled_net_requester.rb | 2 +-
 1 file changed, 1 insertion(+), 1 deletion(-)

diff --git a/lib/onebusaway_sdk/internal/transport/pooled_net_requester.rb b/lib/onebusaway_sdk/internal/transport/pooled_net_requester.rb
index 9889d414..c87f6447 100644
--- a/lib/onebusaway_sdk/internal/transport/pooled_net_requester.rb
+++ b/lib/onebusaway_sdk/internal/transport/pooled_net_requester.rb
@@ -75,7 +75,7 @@ def build_request(request, &blk)
 
             case body
             in nil
-              nil
+              req["content-length"] ||= 0 unless req["transfer-encoding"]
             in String
               req["content-length"] ||= body.bytesize.to_s unless req["transfer-encoding"]
               req.body_stream = OnebusawaySDK::Internal::Util::ReadIOAdapter.new(body, &blk)

From 1687582c9d882820888a0f37bccbf1188e7d2195 Mon Sep 17 00:00:00 2001
From: "stainless-app[bot]"
 <142633134+stainless-app[bot]@users.noreply.github.com>
Date: Tue, 3 Feb 2026 07:58:36 +0000
Subject: [PATCH 2/2] release: 1.2.9

---
 .release-please-manifest.json | 2 +-
 CHANGELOG.md                  | 8 ++++++++
 Gemfile.lock                  | 2 +-
 README.md                     | 2 +-
 lib/onebusaway_sdk/version.rb | 2 +-
 5 files changed, 12 insertions(+), 4 deletions(-)

diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index 2653b8f2..8d58a589 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "1.2.8"
+  ".": "1.2.9"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 6ef2c273..d03c5610 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 1.2.9 (2026-02-03)
+
+Full Changelog: [v1.2.8...v1.2.9](https://github.com/OneBusAway/ruby-sdk/compare/v1.2.8...v1.2.9)
+
+### Bug Fixes
+
+* **client:** always add content-length to post body, even when empty ([2803594](https://github.com/OneBusAway/ruby-sdk/commit/2803594141f295c07c381fdadb67ed2e422fe7c7))
+
 ## 1.2.8 (2026-01-17)
 
 Full Changelog: [v1.2.7...v1.2.8](https://github.com/OneBusAway/ruby-sdk/compare/v1.2.7...v1.2.8)
diff --git a/Gemfile.lock b/Gemfile.lock
index 5d90045d..705bbcfb 100644
--- a/Gemfile.lock
+++ b/Gemfile.lock
@@ -11,7 +11,7 @@ GIT
 PATH
   remote: .
   specs:
-    onebusaway-sdk (1.2.8)
+    onebusaway-sdk (1.2.9)
       cgi
       connection_pool
 
diff --git a/README.md b/README.md
index 3d90ad8e..8f73417e 100644
--- a/README.md
+++ b/README.md
@@ -17,7 +17,7 @@ To use this gem, install via Bundler by adding the following to your application
 <!-- x-release-please-start-version -->
 
 ```ruby
-gem "onebusaway-sdk", "~> 1.2.8"
+gem "onebusaway-sdk", "~> 1.2.9"
 ```
 
 <!-- x-release-please-end -->
diff --git a/lib/onebusaway_sdk/version.rb b/lib/onebusaway_sdk/version.rb
index 2ed5073f..df299505 100644
--- a/lib/onebusaway_sdk/version.rb
+++ b/lib/onebusaway_sdk/version.rb
@@ -1,5 +1,5 @@
 # frozen_string_literal: true
 
 module OnebusawaySDK
-  VERSION = "1.2.8"
+  VERSION = "1.2.9"
 end