diff --git a/paket.dependencies b/paket.dependencies
index d50083c..a0b6bb4 100644
--- a/paket.dependencies
+++ b/paket.dependencies
@@ -2,6 +2,6 @@ source https://www.nuget.org/api/v2
 storage: none
 clitool dotnet-fable
 nuget Fable.Core
-nuget Fable.Elmish
-nuget Fable.Elmish.React
+nuget Fable.Elmish >= 2.0.0-beta-2
+nuget Fable.Elmish.React >= 2.0.0-beta-2
 nuget Fable.Import.Browser
\ No newline at end of file
diff --git a/paket.lock b/paket.lock
index 103a29a..16f3b38 100644
--- a/paket.lock
+++ b/paket.lock
@@ -20,24 +20,24 @@ NUGET
     Fable.Core (1.3.11)
       FSharp.Core (>= 4.2.3) - restriction: >= netstandard1.6
       NETStandard.Library (>= 1.6.1) - restriction: >= netstandard1.6
-    Fable.Elmish (1.0.1)
-      Fable.Core (>= 1.2.4) - restriction: >= netstandard1.6
-      Fable.PowerPack (>= 1.3) - restriction: >= netstandard1.6
-      FSharp.Core (>= 4.2.3) - restriction: >= netstandard1.6
-    Fable.Elmish.React (1.0.1)
-      Fable.Core (>= 1.3.8) - restriction: >= netstandard1.6
-      Fable.Elmish (>= 1.0.1) - restriction: >= netstandard1.6
-      Fable.PowerPack (>= 1.3.2) - restriction: >= netstandard1.6
-      Fable.React (>= 2.0) - restriction: >= netstandard1.6
-      FSharp.Core (>= 4.2.3) - restriction: >= netstandard1.6
+    Fable.Elmish (2.0.0-beta-2)
+      Fable.Core (>= 1.3.8) - restriction: >= netstandard2.0
+      Fable.PowerPack (>= 1.3.4) - restriction: >= netstandard2.0
+      FSharp.Core (>= 4.3.2) - restriction: >= netstandard2.0
+    Fable.Elmish.React (2.0.0-beta-2)
+      Fable.Core (>= 1.3.8) - restriction: >= netstandard2.0
+      Fable.Elmish (>= 2.0.0-beta-1) - restriction: >= netstandard2.0
+      Fable.PowerPack (>= 1.3.4) - restriction: >= netstandard2.0
+      Fable.React (>= 2.1) - restriction: >= netstandard2.0
+      FSharp.Core (>= 4.3.3) - restriction: >= netstandard2.0
     Fable.Import.Browser (1.1.1)
       Fable.Core (>= 1.3.7) - restriction: >= netstandard1.6
       FSharp.Core (>= 4.2.3) - restriction: >= netstandard1.6
-    Fable.PowerPack (1.3.5) - restriction: >= netstandard1.6
+    Fable.PowerPack (1.3.5) - restriction: >= netstandard2.0
       Fable.Core (>= 1.3.8) - restriction: >= netstandard1.6
       Fable.Import.Browser (>= 1.0) - restriction: >= netstandard1.6
       FSharp.Core (>= 4.2.3) - restriction: >= netstandard1.6
-    Fable.React (2.1) - restriction: >= netstandard1.6
+    Fable.React (3.0) - restriction: >= netstandard2.0
       Fable.Core (>= 1.3.7) - restriction: >= netstandard1.6
       Fable.Import.Browser (>= 0.1) - restriction: >= netstandard1.6
       FSharp.Core (>= 4.2.3) - restriction: >= netstandard1.6
@@ -53,7 +53,7 @@ NUGET
       System.Reflection.TypeExtensions (>= 4.3) - restriction: && (< net45) (>= netstandard2.0)
       System.Runtime.Loader (>= 4.0) - restriction: && (< net45) (>= netstandard2.0)
       System.Security.Cryptography.Algorithms (>= 4.3) - restriction: && (< net45) (>= netstandard2.0)
-    FSharp.Core (4.3.4) - restriction: >= netcoreapp2.0
+    FSharp.Core (4.3.4) - restriction: >= netstandard2.0
     Microsoft.DiaSymReader (1.2) - restriction: >= netcoreapp2.0
       Microsoft.Net.Compilers (>= 2.3) - restriction: || (>= net20) (>= netstandard1.1)
       NETStandard.Library (>= 1.6.1) - restriction: && (< net20) (>= netstandard1.1)
diff --git a/src/Library.fs b/src/App.fs
similarity index 90%
rename from src/Library.fs
rename to src/App.fs
index a7e9809..3b7a1f2 100644
--- a/src/Library.fs
+++ b/src/App.fs
@@ -21,8 +21,7 @@ let init() : Model = 0
 
 // UPDATE
 
-let update msg (model:Model) = 
-    match msg with
+let update (model:Model) = function
     | Increment -> model + 2
     | Decrement -> model - 2
 
@@ -32,7 +31,7 @@ module R = Fable.Helpers.React
 
 // VIEW (rendered with React)
 
-let view model dispatch =
+let view dispatch model =
 
   R.div []
       [ R.button [ OnClick (fun _ -> dispatch Decrement) ] [ R.str "-" ]
diff --git a/src/FableElmReactApp.fsproj b/src/FableElmReactApp.fsproj
index 2635dd1..d15c27e 100644
--- a/src/FableElmReactApp.fsproj
+++ b/src/FableElmReactApp.fsproj
@@ -4,7 +4,7 @@
     <TargetFramework>netstandard2.0</TargetFramework>
   </PropertyGroup>
   <ItemGroup>
-    <Compile Include="Library.fs" />
+    <Compile Include="App.fs" />
   </ItemGroup>
   <Import Project="..\.paket\Paket.Restore.targets" />
 </Project>
\ No newline at end of file