diff --git a/setup-e2e-tests.ps1 b/setup-e2e-tests.ps1
index 9846c1cc2..224a0c456 100644
--- a/setup-e2e-tests.ps1
+++ b/setup-e2e-tests.ps1
@@ -1,12 +1,6 @@
 #Requires -Version 6
 
 param(
-    [Parameter(Mandatory=$true)]
-    [ValidateNotNullOrEmpty()]
-    [String]
-    [ValidateSet("3", "4")]
-    $FunctionsRuntimeVersion,
-
     [Switch]
     $SkipStorageEmulator,
 
@@ -23,6 +17,8 @@ param(
     $SkipBuildOnPack
 )
 
+$FunctionsRuntimeVersion = 4
+
 # A function that checks exit codes and fails script if an error is found 
 function StopOnFailedExecution {
   if ($LastExitCode) 
diff --git a/test/E2ETests/E2EApps/E2EApp/E2EApp.csproj b/test/E2ETests/E2EApps/E2EApp/E2EApp.csproj
index 220257c3c..b0c5a7f63 100644
--- a/test/E2ETests/E2EApps/E2EApp/E2EApp.csproj
+++ b/test/E2ETests/E2EApps/E2EApp/E2EApp.csproj
@@ -1,10 +1,5 @@
 <Project Sdk="Microsoft.NET.Sdk">
-  <PropertyGroup Condition="$(FunctionsRuntimeVersion) != '3'">
-    <TargetFramework>net6.0</TargetFramework>
-    <AzureFunctionsVersion>v4</AzureFunctionsVersion>
-  </PropertyGroup>
-
-  <PropertyGroup Condition="$(FunctionsRuntimeVersion) == '3'">
+  <PropertyGroup>
     <TargetFramework>net7.0</TargetFramework>
     <AzureFunctionsVersion>v4</AzureFunctionsVersion>
   </PropertyGroup>
@@ -43,9 +38,8 @@
 
   <ItemGroup>
     <PackageReference Include="Microsoft.AspNetCore.WebUtilities" Version="2.2.0" />
-    <PackageReference Include="Microsoft.Azure.Functions.Worker.Sdk" Version="1.12.0" />
-    <PackageReference Condition="$(TestBuild) == 'true'" Include="Microsoft.Azure.Functions.Worker" Version="1.18.0" />
-    <PackageReference Condition="$(FunctionsRuntimeVersion) != '3'" Include="System.Text.Json" Version="6.0.5" />
-    <PackageReference Condition="$(FunctionsRuntimeVersion) == '3'" Include="System.Text.Json" Version="5.0.2" />
+    <PackageReference Include="Microsoft.Azure.Functions.Worker.Sdk" Version="1.14.1" />
+    <PackageReference Condition="$(TestBuild) == 'true'" Include="Microsoft.Azure.Functions.Worker" Version="1.18.0" />    
+    <PackageReference Include="System.Text.Json" Version="6.0.5" />
   </ItemGroup>
 </Project>