diff --git a/src/nunit.analyzers.tests/nunit.analyzers.tests.csproj b/src/nunit.analyzers.tests/nunit.analyzers.tests.csproj
index 14e0124f..eea8a0b0 100644
--- a/src/nunit.analyzers.tests/nunit.analyzers.tests.csproj
+++ b/src/nunit.analyzers.tests/nunit.analyzers.tests.csproj
@@ -22,11 +22,11 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(NUnitVersion)' == '4'">
-    <PackageReference Include="NUnit" Version="4.0.0-beta.1" />
+    <PackageReference Include="NUnit" Version="4.0.0" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(NUnitVersion)' == '3'">
-    <PackageReference Include="NUnit" Version="3.13.3" />
+    <PackageReference Include="NUnit" Version="4.0.0" />
   </ItemGroup>
 
   <ItemGroup>