diff --git a/src/SixLabors.Core/SixLabors.Core.csproj b/src/SixLabors.Core/SixLabors.Core.csproj
index 65955529d..8215664dc 100644
--- a/src/SixLabors.Core/SixLabors.Core.csproj
+++ b/src/SixLabors.Core/SixLabors.Core.csproj
@@ -52,6 +52,6 @@
     </ItemGroup>
   
     <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard1.1'">
-        <PackageReference Include="System.Numerics.Vectors" Version="4.4.0" />
+        <PackageReference Include="System.Numerics.Vectors" Version="4.5.0" />
     </ItemGroup>
 </Project>
\ No newline at end of file