diff --git a/singletonclient/ClientTestApp/ClientTestApp.csproj b/singletonclient/ClientTestApp/ClientTestApp.csproj
index 8699fdc62..29255f8c2 100644
--- a/singletonclient/ClientTestApp/ClientTestApp.csproj
+++ b/singletonclient/ClientTestApp/ClientTestApp.csproj
@@ -84,8 +84,9 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Net.Http" />
     <Reference Include="System.Xml" />
-    <Reference Include="YamlDotNet, Version=13.0.0.0, Culture=neutral, PublicKeyToken=ec19458f3c15af5e, processorArchitecture=MSIL">
-      <HintPath>..\packages\YamlDotNet.13.1.1\lib\net47\YamlDotNet.dll</HintPath>
+    <Reference Include="YamlDotNet, Version=15.0.0.0, Culture=neutral, PublicKeyToken=ec19458f3c15af5e">
+      <HintPath>..\packages\YamlDotNet.15.1.4\lib\net47\YamlDotNet.dll</HintPath>
+      <Private>True</Private>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/singletonclient/ClientTestApp/packages.config b/singletonclient/ClientTestApp/packages.config
index d35a46051..7aa212905 100644
--- a/singletonclient/ClientTestApp/packages.config
+++ b/singletonclient/ClientTestApp/packages.config
@@ -13,5 +13,5 @@
   <package id="System.Text.Json" version="7.0.3" targetFramework="net472" />
   <package id="System.Threading.Tasks.Extensions" version="4.5.4" targetFramework="net472" />
   <package id="System.ValueTuple" version="4.5.0" targetFramework="net472" />
-  <package id="YamlDotNet" version="13.1.1" targetFramework="net472" />
+  <package id="YamlDotNet" version="15.1.4" targetFramework="net472" />
 </packages>
\ No newline at end of file
diff --git a/singletonclient/Product1ResLib/Product1ResLib.csproj b/singletonclient/Product1ResLib/Product1ResLib.csproj
index e2f0da8c8..e6c872664 100644
--- a/singletonclient/Product1ResLib/Product1ResLib.csproj
+++ b/singletonclient/Product1ResLib/Product1ResLib.csproj
@@ -51,8 +51,9 @@
     <Reference Include="System.Data" />
     <Reference Include="System.Net.Http" />
     <Reference Include="System.Xml" />
-    <Reference Include="YamlDotNet, Version=13.0.0.0, Culture=neutral, PublicKeyToken=ec19458f3c15af5e, processorArchitecture=MSIL">
-      <HintPath>..\packages\YamlDotNet.13.1.1\lib\net47\YamlDotNet.dll</HintPath>
+    <Reference Include="YamlDotNet, Version=15.0.0.0, Culture=neutral, PublicKeyToken=ec19458f3c15af5e">
+      <HintPath>..\packages\YamlDotNet.15.1.4\lib\net47\YamlDotNet.dll</HintPath>
+      <Private>True</Private>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/singletonclient/Product1ResLib/packages.config b/singletonclient/Product1ResLib/packages.config
index 746b878b4..5a353da54 100644
--- a/singletonclient/Product1ResLib/packages.config
+++ b/singletonclient/Product1ResLib/packages.config
@@ -4,5 +4,5 @@
   <package id="Newtonsoft.Json" version="13.0.3" targetFramework="net472" />
   <package id="Newtonsoft.Json.Schema" version="3.0.15" targetFramework="net472" />
   <package id="System.Runtime.CompilerServices.Unsafe" version="6.0.0" targetFramework="net472" />
-  <package id="YamlDotNet" version="13.1.1" targetFramework="net472" />
+  <package id="YamlDotNet" version="15.1.4" targetFramework="net472" />
 </packages>
\ No newline at end of file
diff --git a/singletonclient/SingletonClient/SingletonClient.csproj b/singletonclient/SingletonClient/SingletonClient.csproj
index 0f625264b..24b9a19c6 100644
--- a/singletonclient/SingletonClient/SingletonClient.csproj
+++ b/singletonclient/SingletonClient/SingletonClient.csproj
@@ -13,7 +13,7 @@
       <PrivateAssets>all</PrivateAssets>
       <IncludeAssets>runtime; build; native; contentfiles; analyzers; buildtransitive</IncludeAssets>
     </PackageReference>
-    <PackageReference Include="YamlDotNet" Version="13.1.1" />
+    <PackageReference Include="YamlDotNet" Version="15.1.4" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/singletonclient/UnitTestSingleton/UnitTestSingleton.csproj b/singletonclient/UnitTestSingleton/UnitTestSingleton.csproj
index af4237d7b..70b471d77 100644
--- a/singletonclient/UnitTestSingleton/UnitTestSingleton.csproj
+++ b/singletonclient/UnitTestSingleton/UnitTestSingleton.csproj
@@ -46,8 +46,9 @@
     </Reference>
     <Reference Include="System" />
     <Reference Include="System.Core" />
-    <Reference Include="YamlDotNet, Version=13.0.0.0, Culture=neutral, PublicKeyToken=ec19458f3c15af5e, processorArchitecture=MSIL">
-      <HintPath>..\packages\YamlDotNet.13.1.1\lib\net47\YamlDotNet.dll</HintPath>
+    <Reference Include="YamlDotNet, Version=15.0.0.0, Culture=neutral, PublicKeyToken=ec19458f3c15af5e">
+      <HintPath>..\packages\YamlDotNet.15.1.4\lib\net47\YamlDotNet.dll</HintPath>
+      <Private>True</Private>
     </Reference>
   </ItemGroup>
   <ItemGroup>
diff --git a/singletonclient/UnitTestSingleton/packages.config b/singletonclient/UnitTestSingleton/packages.config
index 5d83112bc..ac9786cec 100644
--- a/singletonclient/UnitTestSingleton/packages.config
+++ b/singletonclient/UnitTestSingleton/packages.config
@@ -2,5 +2,5 @@
 <packages>
   <package id="MicrosoftVisualStudioQualityToolsUnitTestFramework" version="1.0.2" targetFramework="net472" />
   <package id="Newtonsoft.Json" version="13.0.3" targetFramework="net472" />
-  <package id="YamlDotNet" version="13.1.1" targetFramework="net472" />
+  <package id="YamlDotNet" version="15.1.4" targetFramework="net472" />
 </packages>
\ No newline at end of file