diff --git a/.release-please-manifest.json b/.release-please-manifest.json
index f81bf99..8305d4a 100644
--- a/.release-please-manifest.json
+++ b/.release-please-manifest.json
@@ -1,3 +1,3 @@
 {
-  ".": "0.31.0"
+  ".": "0.31.1"
 }
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index 84f067e..a28db50 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,13 @@
 # Changelog
 
+## 0.31.1 (2026-05-08)
+
+Full Changelog: [v0.31.0...v0.31.1](https://github.com/Increase/increase-csharp/compare/v0.31.0...v0.31.1)
+
+### Bug Fixes
+
+* **internal:** disable default HttpClient timeout as we have our own ([90042e2](https://github.com/Increase/increase-csharp/commit/90042e2d169068aec15a1dd8c1ec98cb35d88849))
+
 ## 0.31.0 (2026-05-08)
 
 Full Changelog: [v0.30.0...v0.31.0](https://github.com/Increase/increase-csharp/compare/v0.30.0...v0.31.0)
diff --git a/src/Increase.Api/Core/ClientOptions.cs b/src/Increase.Api/Core/ClientOptions.cs
index ebbfaef..5bb84b2 100644
--- a/src/Increase.Api/Core/ClientOptions.cs
+++ b/src/Increase.Api/Core/ClientOptions.cs
@@ -21,9 +21,16 @@ public record struct ClientOptions()
 
     /// <summary>
     /// The HTTP client to use for making requests in the SDK.
+    ///
+    /// <para>Note: The HttpClient has a built-in timeout, which defaults to 100 seconds.
+    /// When passing a custom HttpClient, this timeout may conflict with the SDK's
+    /// own timeout handler and cause premature cancellation.</para>
     /// </summary>
     public HttpClient HttpClient { get; set; } =
-        new(new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.Available });
+        new(new HttpClientHandler() { AutomaticDecompression = DecompressionMethods.Available })
+        {
+            Timeout = global::System.Threading.Timeout.InfiniteTimeSpan,
+        };
 
     Lazy<string> _baseUrl = new(() =>
         Environment.GetEnvironmentVariable("INCREASE_BASE_URL") ?? EnvironmentUrl.Production
diff --git a/src/Increase.Api/Increase.Api.csproj b/src/Increase.Api/Increase.Api.csproj
index 7c9210a..8edbf37 100644
--- a/src/Increase.Api/Increase.Api.csproj
+++ b/src/Increase.Api/Increase.Api.csproj
@@ -3,7 +3,7 @@
     <!-- Metadata -->
     <AssemblyTitle>Increase C#</AssemblyTitle>
     <AssemblyName>Increase.Api</AssemblyName>
-    <VersionPrefix>0.31.0</VersionPrefix>
+    <VersionPrefix>0.31.1</VersionPrefix>
     <Description>The official .NET library for the Increase API.</Description>
     <OutputType>Library</OutputType>
     <PackageReadmeFile>README.md</PackageReadmeFile>