diff --git a/CodeGenerator/CodeGenerator.csproj b/CodeGenerator/CodeGenerator.csproj
index e5a6f79e..a207aab5 100644
--- a/CodeGenerator/CodeGenerator.csproj
+++ b/CodeGenerator/CodeGenerator.csproj
@@ -8,7 +8,7 @@
 
     <ItemGroup>
         <PackageReference Include="Google.Protobuf" Version="3.36.2"/>
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.9.0"/>
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.12.0"/>
     </ItemGroup>
 
     <ItemGroup>
diff --git a/Extensions/Extensions.csproj b/Extensions/Extensions.csproj
index df2085b3..e4b38635 100644
--- a/Extensions/Extensions.csproj
+++ b/Extensions/Extensions.csproj
@@ -9,7 +9,7 @@
 
     <ItemGroup>
         <PackageReference Include="Google.Protobuf" Version="3.36.2"/>
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.9.0"/>
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.12.0"/>
     </ItemGroup>
 
 </Project>
diff --git a/PluginOptions/PluginOptions.csproj b/PluginOptions/PluginOptions.csproj
index 1247c4ed..92b2f115 100644
--- a/PluginOptions/PluginOptions.csproj
+++ b/PluginOptions/PluginOptions.csproj
@@ -8,7 +8,7 @@
 
     <ItemGroup>
         <PackageReference Include="Google.Protobuf" Version="3.36.2"/>
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.9.0"/>
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.12.0"/>
     </ItemGroup>
 
     <ItemGroup>
diff --git a/unit-tests/CodegenTests/CodegenTests.csproj b/unit-tests/CodegenTests/CodegenTests.csproj
index 0be414fc..03a202e0 100644
--- a/unit-tests/CodegenTests/CodegenTests.csproj
+++ b/unit-tests/CodegenTests/CodegenTests.csproj
@@ -49,11 +49,11 @@
     <ItemGroup>
         <PackageReference Include="coverlet.collector" Version="10.1.0"/>
         <PackageReference Include="dotenv.net" Version="4.2.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.11.0"/>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.12.0"/>
         <PackageReference Include="NUnit" Version="5.0.0"/>
         <PackageReference Include="NUnit.Analyzers" Version="4.15.0"/>
         <PackageReference Include="NUnit3TestAdapter" Version="6.3.1"/>
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.9.0"/>
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.12.0"/>
     </ItemGroup>
 
     <ItemGroup>
diff --git a/unit-tests/RepositoryTests/RepositoryTests.csproj b/unit-tests/RepositoryTests/RepositoryTests.csproj
index 5f10778d..a966775f 100644
--- a/unit-tests/RepositoryTests/RepositoryTests.csproj
+++ b/unit-tests/RepositoryTests/RepositoryTests.csproj
@@ -20,11 +20,11 @@
     <ItemGroup>
         <PackageReference Include="coverlet.collector" Version="10.1.0"/>
         <PackageReference Include="dotenv.net" Version="4.2.0" />
-        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.11.0"/>
+        <PackageReference Include="Microsoft.NET.Test.Sdk" Version="18.12.0"/>
         <PackageReference Include="NUnit" Version="5.0.0"/>
         <PackageReference Include="NUnit.Analyzers" Version="4.15.0"/>
         <PackageReference Include="NUnit3TestAdapter" Version="6.3.1"/>
-        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.9.0"/>
+        <PackageReference Include="Microsoft.CodeAnalysis.CSharp" Version="5.12.0"/>
     </ItemGroup>
 
     <ItemGroup>