diff --git a/.github/workflows/ci.yml b/.github/workflows/ci.yml
index 2fd42db3..5265fbc3 100644
--- a/.github/workflows/ci.yml
+++ b/.github/workflows/ci.yml
@@ -17,7 +17,7 @@ on:
 
 jobs:
   build:
-    runs-on: windows-latest
+    runs-on: ubuntu-latest
     
     steps:
     - name: Checkout
@@ -26,10 +26,7 @@ jobs:
       uses: actions/setup-dotnet@v4
       with:
         dotnet-version: 9.x
-    - name: Install SQL Local DB
-      run: ./setup-sqllocaldb.ps1
-      shell: pwsh
     - name: Build
       run: dotnet build ci.slnf --configuration Release
     - name: Test
-      run: dotnet test ci.slnf --configuration Release --no-build --no-restore
+      run: dotnet test ci.slnf --configuration Release --no-build --no-restore --framework net9.0
diff --git a/.github/workflows/release.yml b/.github/workflows/release.yml
index 08697092..5933704d 100644
--- a/.github/workflows/release.yml
+++ b/.github/workflows/release.yml
@@ -6,7 +6,7 @@ on:
 
 jobs:
   build:
-    runs-on: windows-latest
+    runs-on: ubuntu-latest
     
     steps:
     - name: Checkout
@@ -15,13 +15,10 @@ jobs:
       uses: actions/setup-dotnet@v4
       with:
         dotnet-version: 9.x
-    - name: Install SQL Local DB
-      run: ./setup-sqllocaldb.ps1
-      shell: pwsh
     - name: Build
       run: dotnet build ci.slnf --configuration Release
     - name: Test
-      run: dotnet test ci.slnf --configuration Release --no-build --no-restore
+      run: dotnet test ci.slnf --configuration Release --no-build --no-restore --framework net9.0
     - name: Pack
       run: dotnet pack ci.slnf --configuration Release --no-build --no-restore --output .
     - name: Push to NuGet
diff --git a/coverage.sh b/coverage.sh
index f9c86c08..d0a58d63 100644
--- a/coverage.sh
+++ b/coverage.sh
@@ -17,7 +17,7 @@ testtarget="ci.slnf"
 fi
 
 dotnet build $testtarget --configuration Release
-dotnet test $testtarget --configuration Release --no-build --no-restore --collect:"XPlat Code Coverage"
+dotnet test $testtarget --configuration Release --no-build --no-restore --framework net9.0 --collect:"XPlat Code Coverage"
 
 reportgenerator \
     -reports:tests/**/coverage.cobertura.xml \
diff --git a/src/Ardalis.Specification.EntityFramework6/Ardalis.Specification.EntityFramework6.csproj b/src/Ardalis.Specification.EntityFramework6/Ardalis.Specification.EntityFramework6.csproj
index 8be87cfe..9fd25001 100644
--- a/src/Ardalis.Specification.EntityFramework6/Ardalis.Specification.EntityFramework6.csproj
+++ b/src/Ardalis.Specification.EntityFramework6/Ardalis.Specification.EntityFramework6.csproj
@@ -2,7 +2,6 @@
 
   <PropertyGroup>
     <TargetFrameworks>net8.0;net9.0;net472;</TargetFrameworks>
-    <LangVersion>13.0</LangVersion>
     <OutputType>Library</OutputType>
     <GenerateAssemblyInfo>false</GenerateAssemblyInfo>
     
diff --git a/src/Ardalis.Specification.EntityFrameworkCore/Ardalis.Specification.EntityFrameworkCore.csproj b/src/Ardalis.Specification.EntityFrameworkCore/Ardalis.Specification.EntityFrameworkCore.csproj
index 54b22ad9..a4a0eb92 100644
--- a/src/Ardalis.Specification.EntityFrameworkCore/Ardalis.Specification.EntityFrameworkCore.csproj
+++ b/src/Ardalis.Specification.EntityFrameworkCore/Ardalis.Specification.EntityFrameworkCore.csproj
@@ -2,7 +2,6 @@
 
   <PropertyGroup>
     <TargetFrameworks>net8.0;net9.0</TargetFrameworks>
-    <LangVersion>13.0</LangVersion>
     <Nullable>enable</Nullable>
     
     <AssemblyName>Ardalis.Specification.EntityFrameworkCore</AssemblyName>
diff --git a/src/Ardalis.Specification/Ardalis.Specification.csproj b/src/Ardalis.Specification/Ardalis.Specification.csproj
index 1962cf47..e3a03e80 100644
--- a/src/Ardalis.Specification/Ardalis.Specification.csproj
+++ b/src/Ardalis.Specification/Ardalis.Specification.csproj
@@ -2,7 +2,6 @@
 
   <PropertyGroup>
     <TargetFrameworks>net8.0;net9.0;netstandard2.0</TargetFrameworks>
-    <LangVersion>13.0</LangVersion>
     <Nullable>enable</Nullable>
     
     <AssemblyName>Ardalis.Specification</AssemblyName>