diff --git a/sample/FSharpStackTrace/FSharpStackTrace.fsproj b/sample/FSharpStackTrace/FSharpStackTrace.fsproj
index 0601ebd..2dfd9a3 100644
--- a/sample/FSharpStackTrace/FSharpStackTrace.fsproj
+++ b/sample/FSharpStackTrace/FSharpStackTrace.fsproj
@@ -1,8 +1,8 @@
-<Project Sdk="Microsoft.NET.Sdk">
+<Project Sdk="Microsoft.NET.Sdk">
 
     <PropertyGroup>
         <OutputType>Exe</OutputType>
-        <TargetFramework>netcoreapp3.0</TargetFramework>
+        <TargetFramework>netcoreapp3.1</TargetFramework>
     </PropertyGroup>
 
     <ItemGroup>
diff --git a/test/Ben.Demystifier.Test/GenericMethodDisplayStringTests.cs b/test/Ben.Demystifier.Test/GenericMethodDisplayStringTests.cs
index 2e69164..2c02707 100644
--- a/test/Ben.Demystifier.Test/GenericMethodDisplayStringTests.cs
+++ b/test/Ben.Demystifier.Test/GenericMethodDisplayStringTests.cs
@@ -32,7 +32,7 @@ namespace Ben.Demystifier.Test
                 var s = EnhancedStackTrace.GetMethodDisplayString(sf.GetMethod());
                 Assert.True(true, "Does not throw exception when diagnosing generic method display string.");
             }
-            catch (Exception ioe)
+            catch (Exception)
             {
                 Assert.True(false, "Must not throw an exception when diagnosing generic method display string.");
             }
diff --git a/test/Ben.Demystifier.Test/TypeNameTests.cs b/test/Ben.Demystifier.Test/TypeNameTests.cs
index 837e8a1..cca3c32 100644
--- a/test/Ben.Demystifier.Test/TypeNameTests.cs
+++ b/test/Ben.Demystifier.Test/TypeNameTests.cs
@@ -19,11 +19,11 @@ namespace Ben.Demystifier.Test
             }
         }
 
-        public void Throw(Generic<(int a, string b)>.Nested nested) 
+        private void Throw(Generic<(int a, string b)>.Nested nested) 
         {
             throw null;
         }
     }
 
     public class Generic<T> { public struct Nested { } }
-}
\ No newline at end of file
+}
diff --git a/version.json b/version.json
index a50dbf4..717c254 100644
--- a/version.json
+++ b/version.json
@@ -1,5 +1,5 @@
 {
-  "version": "0.2.0",
+  "version": "0.2.1",
   "publicReleaseRefSpec": [
     "^refs/heads/master$", // we release out of master
     "^refs/heads/dev$", // we release out of develop