diff --git a/projects/common/src/testMod/kotlin/dan200/computercraft/gametest/Disk_Test.kt b/projects/common/src/testMod/kotlin/dan200/computercraft/gametest/Disk_Test.kt
new file mode 100644
index 000000000..5d34e95f0
--- /dev/null
+++ b/projects/common/src/testMod/kotlin/dan200/computercraft/gametest/Disk_Test.kt
@@ -0,0 +1,36 @@
+// SPDX-FileCopyrightText: 2025 The CC: Tweaked Developers
+//
+// SPDX-License-Identifier: MPL-2.0
+
+package dan200.computercraft.gametest
+
+import dan200.computercraft.core.util.Colour
+import dan200.computercraft.gametest.api.craftItem
+import dan200.computercraft.gametest.api.immediate
+import dan200.computercraft.shared.media.items.DiskItem
+import dan200.computercraft.test.shared.ItemStackMatcher.isStack
+import net.minecraft.gametest.framework.GameTest
+import net.minecraft.gametest.framework.GameTestHelper
+import net.minecraft.world.item.ItemStack
+import net.minecraft.world.item.Items
+import org.hamcrest.MatcherAssert.assertThat
+
+class Disk_Test {
+    /**
+     * Ensure disks
+     */
+    @GameTest(template = "default")
+    fun Can_craft_disk(helper: GameTestHelper) = helper.immediate {
+        assertThat(
+            "Disk without dye",
+            helper.craftItem(ItemStack(Items.REDSTONE), ItemStack(Items.PAPER)),
+            isStack(DiskItem.createFromIDAndColour(-1, null, Colour.BLUE.hex)),
+        )
+
+        assertThat(
+            "Disk with dye",
+            helper.craftItem(ItemStack(Items.REDSTONE), ItemStack(Items.PAPER), ItemStack(Items.GREEN_DYE)),
+            isStack(DiskItem.createFromIDAndColour(-1, null, Colour.GREEN.hex)),
+        )
+    }
+}
diff --git a/projects/common/src/testMod/kotlin/dan200/computercraft/gametest/core/TestHooks.kt b/projects/common/src/testMod/kotlin/dan200/computercraft/gametest/core/TestHooks.kt
index 02b690ee3..b0cd27c73 100644
--- a/projects/common/src/testMod/kotlin/dan200/computercraft/gametest/core/TestHooks.kt
+++ b/projects/common/src/testMod/kotlin/dan200/computercraft/gametest/core/TestHooks.kt
@@ -99,6 +99,7 @@ object TestHooks {
         Component_Test::class.java,
         Computer_Test::class.java,
         CraftOs_Test::class.java,
+        Disk_Test::class.java,
         Disk_Drive_Test::class.java,
         Inventory_Test::class.java,
         Loot_Test::class.java,