diff --git a/src/integration-test/kotlin/de/bixilon/minosoft/data/registries/versions/PixLyzerLoadingTest.kt b/src/integration-test/kotlin/de/bixilon/minosoft/data/registries/versions/PixLyzerLoadingTest.kt
index d88be3214..57b8eb62d 100644
--- a/src/integration-test/kotlin/de/bixilon/minosoft/data/registries/versions/PixLyzerLoadingTest.kt
+++ b/src/integration-test/kotlin/de/bixilon/minosoft/data/registries/versions/PixLyzerLoadingTest.kt
@@ -23,7 +23,7 @@ import de.bixilon.minosoft.test.ITUtil
 import org.testng.Assert
 import org.testng.annotations.Test
 
-@Test(groups = ["pixlyzer"], dependsOnGroups = ["version"], singleThreaded = false, threadPoolSize = 8)
+@Test(groups = ["pixlyzer"], dependsOnGroups = ["version"], singleThreaded = false, threadPoolSize = 8, priority = Int.MAX_VALUE)
 class PixLyzerLoadingTest {
 
     private fun VersionRegistry.test() {
diff --git a/src/integration-test/kotlin/de/bixilon/minosoft/data/world/chunk/light/breaking/block/BlockLightBreakIT.kt b/src/integration-test/kotlin/de/bixilon/minosoft/data/world/chunk/light/breaking/block/BlockLightBreakIT.kt
index f9e35f253..007f7bccc 100644
--- a/src/integration-test/kotlin/de/bixilon/minosoft/data/world/chunk/light/breaking/block/BlockLightBreakIT.kt
+++ b/src/integration-test/kotlin/de/bixilon/minosoft/data/world/chunk/light/breaking/block/BlockLightBreakIT.kt
@@ -1,6 +1,6 @@
 /*
  * Minosoft
- * Copyright (C) 2020-2022 Moritz Zwerger
+ * Copyright (C) 2020-2023 Moritz Zwerger
  *
  * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
  *
@@ -27,7 +27,7 @@ import org.testng.Assert.assertEquals
 import org.testng.annotations.Test
 
 
-@Test(groups = ["light"], dependsOnGroups = ["block"], threadPoolSize = 8)
+@Test(groups = ["light"], dependsOnGroups = ["block"], threadPoolSize = 8, priority = 1000)
 class BlockLightBreakIT {
 
     fun inBlock() {
diff --git a/src/integration-test/kotlin/de/bixilon/minosoft/data/world/chunk/light/place/block/BlockLightPlaceIT.kt b/src/integration-test/kotlin/de/bixilon/minosoft/data/world/chunk/light/place/block/BlockLightPlaceIT.kt
index 72ec166d2..f3e07e08d 100644
--- a/src/integration-test/kotlin/de/bixilon/minosoft/data/world/chunk/light/place/block/BlockLightPlaceIT.kt
+++ b/src/integration-test/kotlin/de/bixilon/minosoft/data/world/chunk/light/place/block/BlockLightPlaceIT.kt
@@ -1,6 +1,6 @@
 /*
  * Minosoft
- * Copyright (C) 2020-2022 Moritz Zwerger
+ * Copyright (C) 2020-2023 Moritz Zwerger
  *
  * This program is free software: you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation, either version 3 of the License, or (at your option) any later version.
  *
@@ -27,7 +27,7 @@ import org.testng.Assert.assertEquals
 import org.testng.annotations.Test
 
 
-@Test(groups = ["light"], dependsOnGroups = ["block"], threadPoolSize = 8)
+@Test(groups = ["light"], dependsOnGroups = ["block"], threadPoolSize = 8, priority = 1000)
 class BlockLightPlaceIT {
 
     fun inBlock() {