diff --git a/tests/phpunit/level/format/io/AbstractWorldProvider.php b/tests/phpunit/world/format/io/AbstractWorldProvider.php
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rename from tests/phpunit/level/format/io/AbstractWorldProvider.php
rename to tests/phpunit/world/format/io/AbstractWorldProvider.php
diff --git a/tests/phpunit/level/format/io/InterfaceWorldProvider.php b/tests/phpunit/world/format/io/InterfaceWorldProvider.php
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rename from tests/phpunit/level/format/io/InterfaceWorldProvider.php
rename to tests/phpunit/world/format/io/InterfaceWorldProvider.php
diff --git a/tests/phpunit/level/format/io/LevelProviderManagerTest.php b/tests/phpunit/world/format/io/LevelProviderManagerTest.php
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rename from tests/phpunit/level/format/io/LevelProviderManagerTest.php
rename to tests/phpunit/world/format/io/LevelProviderManagerTest.php
diff --git a/tests/phpunit/level/format/io/region/RegionLoaderTest.php b/tests/phpunit/world/format/io/region/RegionLoaderTest.php
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rename from tests/phpunit/level/format/io/region/RegionLoaderTest.php
rename to tests/phpunit/world/format/io/region/RegionLoaderTest.php