diff --git a/src/DotNetty.Codecs.Http/DotNetty.Codecs.Http.csproj b/src/DotNetty.Codecs.Http/DotNetty.Codecs.Http.csproj
index 5cec59de0..50d94aa4c 100644
--- a/src/DotNetty.Codecs.Http/DotNetty.Codecs.Http.csproj
+++ b/src/DotNetty.Codecs.Http/DotNetty.Codecs.Http.csproj
@@ -30,7 +30,7 @@
     <Compile Include="..\shared\SharedAssemblyInfo.cs" Link="Properties\SharedAssemblyInfo.cs" />
   </ItemGroup>
   <ItemGroup>
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="4.5.1" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="4.5.2" />
   </ItemGroup>
   <ItemGroup>
     <ProjectReference Include="..\DotNetty.Common\DotNetty.Common.csproj" />
diff --git a/src/DotNetty.Common/DotNetty.Common.csproj b/src/DotNetty.Common/DotNetty.Common.csproj
index 6bf88c2e1..d3539fb00 100644
--- a/src/DotNetty.Common/DotNetty.Common.csproj
+++ b/src/DotNetty.Common/DotNetty.Common.csproj
@@ -31,7 +31,7 @@
   </ItemGroup>
   <ItemGroup>
     <PackageReference Include="Microsoft.Extensions.Logging" Version="1.1.1" />
-    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="4.5.1" />
+    <PackageReference Include="System.Runtime.CompilerServices.Unsafe" Version="4.5.2" />
     <PackageReference Include="System.Threading.Tasks.Extensions" Version="4.5.1" />
   </ItemGroup>
   <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard1.3' ">