diff --git a/src/NUnitConsole/nunit3-console.tests/nunit3-console.tests.csproj b/src/NUnitConsole/nunit3-console.tests/nunit3-console.tests.csproj
index 71b66bae2..ec2a90e9e 100644
--- a/src/NUnitConsole/nunit3-console.tests/nunit3-console.tests.csproj
+++ b/src/NUnitConsole/nunit3-console.tests/nunit3-console.tests.csproj
@@ -17,8 +17,8 @@
 
   <ItemGroup>
     <PackageReference Include="NSubstitute" Version="5.1.0" />
-    <PackageReference Include="NUnit" Version="4.1.0" />
-    <PackageReference Include="NUnitLite" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
+    <PackageReference Include="NUnitLite" Version="4.2.2" />
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)'!='net462'">
diff --git a/src/NUnitEngine/nunit.engine.core.tests/nunit.engine.core.tests.csproj b/src/NUnitEngine/nunit.engine.core.tests/nunit.engine.core.tests.csproj
index f3601b719..5a6350858 100644
--- a/src/NUnitEngine/nunit.engine.core.tests/nunit.engine.core.tests.csproj
+++ b/src/NUnitEngine/nunit.engine.core.tests/nunit.engine.core.tests.csproj
@@ -24,8 +24,8 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)'!='netcoreapp3.1'">
-    <PackageReference Include="NUnit" Version="4.1.0" />
-    <PackageReference Include="NUnitLite" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
+    <PackageReference Include="NUnitLite" Version="4.2.2" />
     <PackageReference Include="NSubstitute" Version="5.1.0" />
   </ItemGroup>
 
diff --git a/src/NUnitEngine/nunit.engine.tests/nunit.engine.tests.csproj b/src/NUnitEngine/nunit.engine.tests/nunit.engine.tests.csproj
index 7414c0f2e..23ac9be3f 100644
--- a/src/NUnitEngine/nunit.engine.tests/nunit.engine.tests.csproj
+++ b/src/NUnitEngine/nunit.engine.tests/nunit.engine.tests.csproj
@@ -24,8 +24,8 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)'=='net462'">
-    <PackageReference Include="NUnit" Version="4.1.0" />
-    <PackageReference Include="NUnitLite" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
+    <PackageReference Include="NUnitLite" Version="4.2.2" />
     <PackageReference Include="NSubstitute" Version="5.1.0" />
   </ItemGroup>
 
diff --git a/src/TestData/InvalidTestNames/InvalidTestNames.csproj b/src/TestData/InvalidTestNames/InvalidTestNames.csproj
index 071365c2d..7ac8e0a38 100644
--- a/src/TestData/InvalidTestNames/InvalidTestNames.csproj
+++ b/src/TestData/InvalidTestNames/InvalidTestNames.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include = "nunit" Version="4.1.0" />
+    <PackageReference Include = "nunit" Version="4.2.2" />
   </ItemGroup>
 
 </Project>
diff --git a/src/TestData/aspnetcore-test/aspnetcore-test.csproj b/src/TestData/aspnetcore-test/aspnetcore-test.csproj
index 0ad4cf31d..c6d0f546f 100644
--- a/src/TestData/aspnetcore-test/aspnetcore-test.csproj
+++ b/src/TestData/aspnetcore-test/aspnetcore-test.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="NUnit" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
   </ItemGroup>
 
 </Project>
diff --git a/src/TestData/mock-assembly-x86/mock-assembly-x86.csproj b/src/TestData/mock-assembly-x86/mock-assembly-x86.csproj
index 8d665d8ed..58003c7be 100644
--- a/src/TestData/mock-assembly-x86/mock-assembly-x86.csproj
+++ b/src/TestData/mock-assembly-x86/mock-assembly-x86.csproj
@@ -22,7 +22,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)'!='netcoreapp3.1'">
-    <PackageReference Include="NUnit" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/TestData/mock-assembly/mock-assembly.csproj b/src/TestData/mock-assembly/mock-assembly.csproj
index 31f9bcb83..4c7613a41 100644
--- a/src/TestData/mock-assembly/mock-assembly.csproj
+++ b/src/TestData/mock-assembly/mock-assembly.csproj
@@ -21,7 +21,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)'!='netcoreapp3.1'">
-    <PackageReference Include="NUnit" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
   </ItemGroup>
 
   <ItemGroup>
diff --git a/src/TestData/notest-assembly/notest-assembly.csproj b/src/TestData/notest-assembly/notest-assembly.csproj
index 2228cbcd9..76194de1c 100644
--- a/src/TestData/notest-assembly/notest-assembly.csproj
+++ b/src/TestData/notest-assembly/notest-assembly.csproj
@@ -19,7 +19,7 @@
   </ItemGroup>
 
   <ItemGroup Condition="'$(TargetFramework)'=='net462'">
-    <PackageReference Include="NUnit" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
   </ItemGroup>
 
 </Project>
\ No newline at end of file
diff --git a/src/TestData/windows-forms-test/windows-forms-test.csproj b/src/TestData/windows-forms-test/windows-forms-test.csproj
index 1161098ec..5e16e9243 100644
--- a/src/TestData/windows-forms-test/windows-forms-test.csproj
+++ b/src/TestData/windows-forms-test/windows-forms-test.csproj
@@ -8,7 +8,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="NUnit" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
   </ItemGroup>
 
 </Project>
diff --git a/src/TestData/wpf-test/WpfTest.csproj b/src/TestData/wpf-test/WpfTest.csproj
index a04564b47..9df05e4b0 100644
--- a/src/TestData/wpf-test/WpfTest.csproj
+++ b/src/TestData/wpf-test/WpfTest.csproj
@@ -7,7 +7,7 @@
   </PropertyGroup>
 
   <ItemGroup>
-    <PackageReference Include="NUnit" Version="4.1.0" />
+    <PackageReference Include="NUnit" Version="4.2.2" />
   </ItemGroup>
 
 </Project>