diff --git a/Broccolini/Broccolini.csproj b/Broccolini/Broccolini.csproj
index 6c04375..4750a0d 100644
--- a/Broccolini/Broccolini.csproj
+++ b/Broccolini/Broccolini.csproj
@@ -28,12 +28,12 @@
     </ItemGroup>
     <ItemGroup Condition="'$(TargetFramework)' == 'netstandard2.0'">
         <PackageReference Include="Microsoft.Bcl.HashCode" Version="1.1.1" />
-        <PackageReference Include="Nullable" Version="1.3.0" PrivateAssets="all" />
+        <PackageReference Include="Nullable" Version="1.3.1" PrivateAssets="all" />
         <PackageReference Include="System.Collections.Immutable" Version="5.0.0" />
     </ItemGroup>
     <ItemGroup>
-        <PackageReference Include="PolySharp" Version="1.14.0" PrivateAssets="all" />
-        <PackageReference Include="IsExternalInit" Version="1.0.2" PrivateAssets="all" />
+        <PackageReference Include="PolySharp" Version="1.15.0" PrivateAssets="all" />
+        <PackageReference Include="IsExternalInit" Version="1.0.3" PrivateAssets="all" />
     </ItemGroup>
     <PropertyGroup>
         <PolySharpExcludeGeneratedTypes>System.Runtime.CompilerServices.IsExternalInit</PolySharpExcludeGeneratedTypes>