diff --git a/src/Examples/JsonApiDotNetCoreExample/JsonApiDotNetCoreExample.csproj b/src/Examples/JsonApiDotNetCoreExample/JsonApiDotNetCoreExample.csproj
index e1b25693a5..95c1faf884 100644
--- a/src/Examples/JsonApiDotNetCoreExample/JsonApiDotNetCoreExample.csproj
+++ b/src/Examples/JsonApiDotNetCoreExample/JsonApiDotNetCoreExample.csproj
@@ -8,6 +8,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="$(EFCoreVersion)" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="$(NpgsqlPostgreSQLVersion)" />
   </ItemGroup>
 </Project>
diff --git a/src/Examples/NoEntityFrameworkExample/NoEntityFrameworkExample.csproj b/src/Examples/NoEntityFrameworkExample/NoEntityFrameworkExample.csproj
index ac1ab0f142..2d007b6362 100644
--- a/src/Examples/NoEntityFrameworkExample/NoEntityFrameworkExample.csproj
+++ b/src/Examples/NoEntityFrameworkExample/NoEntityFrameworkExample.csproj
@@ -9,6 +9,7 @@
 
   <ItemGroup>
     <PackageReference Include="Dapper" Version="2.0.78" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="$(EFCoreVersion)" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="$(NpgsqlPostgreSQLVersion)" />
   </ItemGroup>
 </Project>
diff --git a/src/Examples/ReportsExample/ReportsExample.csproj b/src/Examples/ReportsExample/ReportsExample.csproj
index e1b25693a5..95c1faf884 100644
--- a/src/Examples/ReportsExample/ReportsExample.csproj
+++ b/src/Examples/ReportsExample/ReportsExample.csproj
@@ -8,6 +8,7 @@
   </ItemGroup>
 
   <ItemGroup>
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="$(EFCoreVersion)" />
     <PackageReference Include="Npgsql.EntityFrameworkCore.PostgreSQL" Version="$(NpgsqlPostgreSQLVersion)" />
   </ItemGroup>
 </Project>
diff --git a/src/JsonApiDotNetCore/JsonApiDotNetCore.csproj b/src/JsonApiDotNetCore/JsonApiDotNetCore.csproj
index 7431a8781e..18b3f1e482 100644
--- a/src/JsonApiDotNetCore/JsonApiDotNetCore.csproj
+++ b/src/JsonApiDotNetCore/JsonApiDotNetCore.csproj
@@ -23,7 +23,7 @@
   <ItemGroup>
     <PackageReference Include="Ben.Demystifier" Version="0.1.6" />
     <PackageReference Include="Humanizer" Version="2.8.26" />
-    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="$(EFCoreVersion)" />
+    <PackageReference Include="Microsoft.EntityFrameworkCore" Version="3.1.0" />
     <PackageReference Include="Microsoft.SourceLink.GitHub" Version="1.0.0" PrivateAssets="All" />
     <PackageReference Include="Newtonsoft.Json" Version="12.0.3" />
     <PackageReference Include="System.ValueTuple" Version="4.5.0" />