diff --git a/.github/workflows/publish-nuget-Package.yml b/.github/workflows/publish-nuget-Package.yml
index 9aa1462..7f40926 100644
--- a/.github/workflows/publish-nuget-Package.yml
+++ b/.github/workflows/publish-nuget-Package.yml
@@ -1,7 +1,7 @@
 name: Publish Nuget Package
 
 env:
-    NUGET_PACKAGE_NAME_VERSION: "GmailHelper.1.9.7.nupkg"
+    NUGET_PACKAGE_NAME_VERSION: "GmailHelper.1.9.8.nupkg"
 
 on:
   workflow_dispatch:
diff --git a/CHANGELOG.md b/CHANGELOG.md
index b5a311b..880e095 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -3,6 +3,10 @@ All notable changes to this project documented here.
 
 ## [Released]
 
+## [1.9.8](https://www.nuget.org/packages/GmailHelper/1.9.8) - 2023-08-14
+### Changed
+- Gmail API dependency update ('1.61.0.3098' -> '1.61.0.3105').
+
 ## [1.9.7](https://www.nuget.org/packages/GmailHelper/1.9.7) - 2023-08-06
 ### Changed
 - Gmail API dependency update ('1.61.0.3084' -> '1.61.0.3098').
diff --git a/GmailAPIHelper.NET.Tests/GmailAPIHelper.NET.Tests.csproj b/GmailAPIHelper.NET.Tests/GmailAPIHelper.NET.Tests.csproj
index 9fc3736..4f74f3f 100644
--- a/GmailAPIHelper.NET.Tests/GmailAPIHelper.NET.Tests.csproj
+++ b/GmailAPIHelper.NET.Tests/GmailAPIHelper.NET.Tests.csproj
@@ -53,8 +53,8 @@
     <Reference Include="Google.Apis.Core, Version=1.61.0.0, Culture=neutral, PublicKeyToken=4b01fa6e34db77ab, processorArchitecture=MSIL">
       <HintPath>..\packages\Google.Apis.Core.1.61.0\lib\net45\Google.Apis.Core.dll</HintPath>
     </Reference>
-    <Reference Include="Google.Apis.Gmail.v1, Version=1.61.0.3098, Culture=neutral, PublicKeyToken=4b01fa6e34db77ab, processorArchitecture=MSIL">
-      <HintPath>..\packages\Google.Apis.Gmail.v1.1.61.0.3098\lib\net45\Google.Apis.Gmail.v1.dll</HintPath>
+    <Reference Include="Google.Apis.Gmail.v1, Version=1.61.0.3105, Culture=neutral, PublicKeyToken=4b01fa6e34db77ab, processorArchitecture=MSIL">
+      <HintPath>..\packages\Google.Apis.Gmail.v1.1.61.0.3105\lib\net45\Google.Apis.Gmail.v1.dll</HintPath>
     </Reference>
     <Reference Include="Google.Apis.PlatformServices, Version=1.61.0.0, Culture=neutral, PublicKeyToken=4b01fa6e34db77ab, processorArchitecture=MSIL">
       <HintPath>..\packages\Google.Apis.1.61.0\lib\net45\Google.Apis.PlatformServices.dll</HintPath>
diff --git a/GmailAPIHelper.NET.Tests/packages.config b/GmailAPIHelper.NET.Tests/packages.config
index d6dec98..daefd70 100644
--- a/GmailAPIHelper.NET.Tests/packages.config
+++ b/GmailAPIHelper.NET.Tests/packages.config
@@ -3,7 +3,7 @@
   <package id="Google.Apis" version="1.61.0" targetFramework="net461" />
   <package id="Google.Apis.Auth" version="1.61.0" targetFramework="net461" />
   <package id="Google.Apis.Core" version="1.61.0" targetFramework="net461" />
-  <package id="Google.Apis.Gmail.v1" version="1.61.0.3098" targetFramework="net461" />
+  <package id="Google.Apis.Gmail.v1" version="1.61.0.3105" targetFramework="net461" />
   <package id="MimeKitLite" version="4.1.0.1" targetFramework="net461" />
   <package id="MSTest.TestAdapter" version="2.2.8" targetFramework="net461" />
   <package id="MSTest.TestFramework" version="2.2.8" targetFramework="net461" />
diff --git a/GmailAPIHelper/GmailAPIHelper.csproj b/GmailAPIHelper/GmailAPIHelper.csproj
index f57f9eb..cadf3fb 100644
--- a/GmailAPIHelper/GmailAPIHelper.csproj
+++ b/GmailAPIHelper/GmailAPIHelper.csproj
@@ -30,12 +30,12 @@ Solution Version:
     <PackageId>GmailHelper</PackageId>
     <RepositoryType>git</RepositoryType>
     <PackageLicenseFile>LICENSE</PackageLicenseFile>
-    <PackageReleaseNotes>1. Gmail API dependency update ('1.61.0.3084' -&gt; '1.61.0.3098').</PackageReleaseNotes>
-    <Version>1.9.7</Version>
+    <PackageReleaseNotes>1. Gmail API dependency update ('1.61.0.3098' -&gt; '1.61.0.3105').</PackageReleaseNotes>
+    <Version>1.9.8</Version>
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="Google.Apis.Gmail.v1" Version="1.61.0.3098" />
+    <PackageReference Include="Google.Apis.Gmail.v1" Version="1.61.0.3105" />
     <PackageReference Include="MimeKitLite" Version="4.1.0.1" />
   </ItemGroup>