diff --git a/osu.Game.Tests/Mods/ModUtilsTest.cs b/osu.Game.Tests/Mods/ModUtilsTest.cs
index 7d3dea7ed5..e4ded602aa 100644
--- a/osu.Game.Tests/Mods/ModUtilsTest.cs
+++ b/osu.Game.Tests/Mods/ModUtilsTest.cs
@@ -14,37 +14,37 @@ namespace osu.Game.Tests.Mods
         [Test]
         public void TestModIsCompatibleByItself()
         {
-            var mod = new Mock<Mod>();
+            var mod = new Mock<CustomMod1>();
             Assert.That(ModUtils.CheckCompatibleSet(new[] { mod.Object }));
         }
 
         [Test]
         public void TestIncompatibleThroughTopLevel()
         {
-            var mod1 = new Mock<Mod>();
-            var mod2 = new Mock<Mod>();
+            var mod1 = new Mock<CustomMod1>();
+            var mod2 = new Mock<CustomMod2>();
 
             mod1.Setup(m => m.IncompatibleMods).Returns(new[] { mod2.Object.GetType() });
 
             // Test both orderings.
-            Assert.That(ModUtils.CheckCompatibleSet(new[] { mod1.Object, mod2.Object }), Is.False);
-            Assert.That(ModUtils.CheckCompatibleSet(new[] { mod2.Object, mod1.Object }), Is.False);
+            Assert.That(ModUtils.CheckCompatibleSet(new Mod[] { mod1.Object, mod2.Object }), Is.False);
+            Assert.That(ModUtils.CheckCompatibleSet(new Mod[] { mod2.Object, mod1.Object }), Is.False);
         }
 
         [Test]
         public void TestMultiModIncompatibleWithTopLevel()
         {
-            var mod1 = new Mock<Mod>();
+            var mod1 = new Mock<CustomMod1>();
 
             // The nested mod.
-            var mod2 = new Mock<Mod>();
+            var mod2 = new Mock<CustomMod2>();
             mod2.Setup(m => m.IncompatibleMods).Returns(new[] { mod1.Object.GetType() });
 
             var multiMod = new MultiMod(new MultiMod(mod2.Object));
 
             // Test both orderings.
-            Assert.That(ModUtils.CheckCompatibleSet(new[] { multiMod, mod1.Object }), Is.False);
-            Assert.That(ModUtils.CheckCompatibleSet(new[] { mod1.Object, multiMod }), Is.False);
+            Assert.That(ModUtils.CheckCompatibleSet(new Mod[] { multiMod, mod1.Object }), Is.False);
+            Assert.That(ModUtils.CheckCompatibleSet(new Mod[] { mod1.Object, multiMod }), Is.False);
         }
 
         [Test]
@@ -65,37 +65,37 @@ namespace osu.Game.Tests.Mods
         [Test]
         public void TestCompatibleMods()
         {
-            var mod1 = new Mock<Mod>();
-            var mod2 = new Mock<Mod>();
+            var mod1 = new Mock<CustomMod1>();
+            var mod2 = new Mock<CustomMod2>();
 
             // Test both orderings.
-            Assert.That(ModUtils.CheckCompatibleSet(new[] { mod1.Object, mod2.Object }), Is.True);
-            Assert.That(ModUtils.CheckCompatibleSet(new[] { mod2.Object, mod1.Object }), Is.True);
+            Assert.That(ModUtils.CheckCompatibleSet(new Mod[] { mod1.Object, mod2.Object }), Is.True);
+            Assert.That(ModUtils.CheckCompatibleSet(new Mod[] { mod2.Object, mod1.Object }), Is.True);
         }
 
         [Test]
         public void TestIncompatibleThroughBaseType()
         {
-            var mod1 = new Mock<Mod>();
-            var mod2 = new Mock<Mod>();
-            mod2.Setup(m => m.IncompatibleMods).Returns(new[] { mod1.Object.GetType().BaseType });
+            var mod1 = new Mock<CustomMod1>();
+            var mod2 = new Mock<CustomMod2>();
+            mod2.Setup(m => m.IncompatibleMods).Returns(new[] { typeof(Mod) });
 
             // Test both orderings.
-            Assert.That(ModUtils.CheckCompatibleSet(new[] { mod1.Object, mod2.Object }), Is.False);
-            Assert.That(ModUtils.CheckCompatibleSet(new[] { mod2.Object, mod1.Object }), Is.False);
+            Assert.That(ModUtils.CheckCompatibleSet(new Mod[] { mod1.Object, mod2.Object }), Is.False);
+            Assert.That(ModUtils.CheckCompatibleSet(new Mod[] { mod2.Object, mod1.Object }), Is.False);
         }
 
         [Test]
         public void TestAllowedThroughMostDerivedType()
         {
-            var mod = new Mock<Mod>();
+            var mod = new Mock<CustomMod1>();
             Assert.That(ModUtils.CheckAllowed(new[] { mod.Object }, new[] { mod.Object.GetType() }));
         }
 
         [Test]
         public void TestNotAllowedThroughBaseType()
         {
-            var mod = new Mock<Mod>();
+            var mod = new Mock<CustomMod1>();
             Assert.That(ModUtils.CheckAllowed(new[] { mod.Object }, new[] { typeof(Mod) }), Is.False);
         }