diff --git a/VERSIONS.txt b/VERSIONS.txt
index f73a87aca..94a7e67bb 100644
--- a/VERSIONS.txt
+++ b/VERSIONS.txt
@@ -9,8 +9,8 @@ Xamarin.Forms.Platform.WPF release 4.5.0.725
Xamarin.Forms.Platform.GTK release 4.5.0.725
Tizen.NET release 4.0.0
Tizen.NET.Sdk release 1.0.9
-OpenTK release 3.0.1
-OpenTK.GLControl release 3.0.1
+OpenTK release 3.1.0
+OpenTK.GLControl release 3.1.0
MSBuild.Sdk.Extras release 2.0.54
Cake release 0.38.4
GtkSharp release 3.22.24.37
diff --git a/nuget/SkiaSharp.Views.Forms.GTK.nuspec b/nuget/SkiaSharp.Views.Forms.GTK.nuspec
index d062a5907..13d847887 100644
--- a/nuget/SkiaSharp.Views.Forms.GTK.nuspec
+++ b/nuget/SkiaSharp.Views.Forms.GTK.nuspec
@@ -34,7 +34,7 @@ Please visit https://go.microsoft.com/fwlink/?linkid=868517 to view the release
-
+
diff --git a/nuget/SkiaSharp.Views.Forms.WPF.nuspec b/nuget/SkiaSharp.Views.Forms.WPF.nuspec
index be17ea38b..e8961656b 100644
--- a/nuget/SkiaSharp.Views.Forms.WPF.nuspec
+++ b/nuget/SkiaSharp.Views.Forms.WPF.nuspec
@@ -35,8 +35,8 @@ Please visit https://go.microsoft.com/fwlink/?linkid=868517 to view the release
-
-
+
+
diff --git a/nuget/SkiaSharp.Views.WindowsForms.nuspec b/nuget/SkiaSharp.Views.WindowsForms.nuspec
index bfa15bea7..305b7c924 100644
--- a/nuget/SkiaSharp.Views.WindowsForms.nuspec
+++ b/nuget/SkiaSharp.Views.WindowsForms.nuspec
@@ -30,14 +30,14 @@ Please visit https://go.microsoft.com/fwlink/?linkid=868517 to view the release
-
-
+
+
-
-
+
+
diff --git a/samples/Basic/Desktop/SkiaSharpSample/SkiaSharpSample.csproj b/samples/Basic/Desktop/SkiaSharpSample/SkiaSharpSample.csproj
index 2bdce4ba7..04073d122 100644
--- a/samples/Basic/Desktop/SkiaSharpSample/SkiaSharpSample.csproj
+++ b/samples/Basic/Desktop/SkiaSharpSample/SkiaSharpSample.csproj
@@ -51,8 +51,8 @@
-
-
+
+
{eb1bbdcc-fb07-40d5-8b9e-0079e2c2f2df}
SkiaSharp
diff --git a/samples/Basic/WPF/SkiaSharpSample/SkiaSharpSample.csproj b/samples/Basic/WPF/SkiaSharpSample/SkiaSharpSample.csproj
index 9a56f476c..222105e7e 100644
--- a/samples/Basic/WPF/SkiaSharpSample/SkiaSharpSample.csproj
+++ b/samples/Basic/WPF/SkiaSharpSample/SkiaSharpSample.csproj
@@ -54,8 +54,8 @@
-
-
+
+
{eb1bbdcc-fb07-40d5-8b9e-0079e2c2f2df}
SkiaSharp
diff --git a/samples/Gallery/Desktop/SkiaSharpSample/SkiaSharpSample.csproj b/samples/Gallery/Desktop/SkiaSharpSample/SkiaSharpSample.csproj
index ec872974f..ec9712823 100644
--- a/samples/Gallery/Desktop/SkiaSharpSample/SkiaSharpSample.csproj
+++ b/samples/Gallery/Desktop/SkiaSharpSample/SkiaSharpSample.csproj
@@ -89,8 +89,8 @@
-
-
+
+
{2ae5d8c5-eac6-4515-89f2-a4994b41c925}
HarfBuzzSharp
diff --git a/samples/Gallery/WPF/SkiaSharpSample/SkiaSharpSample.csproj b/samples/Gallery/WPF/SkiaSharpSample/SkiaSharpSample.csproj
index 1bfe9d283..7f2f23fe5 100644
--- a/samples/Gallery/WPF/SkiaSharpSample/SkiaSharpSample.csproj
+++ b/samples/Gallery/WPF/SkiaSharpSample/SkiaSharpSample.csproj
@@ -97,8 +97,8 @@
-
-
+
+
{2ae5d8c5-eac6-4515-89f2-a4994b41c925}
HarfBuzzSharp
diff --git a/source/SkiaSharp.Views/SkiaSharp.Views.WindowsForms/SkiaSharp.Views.WindowsForms.csproj b/source/SkiaSharp.Views/SkiaSharp.Views.WindowsForms/SkiaSharp.Views.WindowsForms.csproj
index 8122d03ab..b838764db 100644
--- a/source/SkiaSharp.Views/SkiaSharp.Views.WindowsForms/SkiaSharp.Views.WindowsForms.csproj
+++ b/source/SkiaSharp.Views/SkiaSharp.Views.WindowsForms/SkiaSharp.Views.WindowsForms.csproj
@@ -8,8 +8,8 @@
$(DefineConstants);__DESKTOP__;__WINFORMS__
-
-
+
+