diff --git a/unittests/scripts/a_component.gd b/unittests/scripts/a_component.gd
index 3b9c171..23ad0c0 100644
--- a/unittests/scripts/a_component.gd
+++ b/unittests/scripts/a_component.gd
@@ -1,4 +1,4 @@
 
 extends GFComponent
 
-const CONST:= preload("res://components/b_module.gd")
+const CONST:= preload("./b_module.gd")
diff --git a/unittests/scripts/a_module.gd b/unittests/scripts/a_module.gd
index 67e3cfa..fb0ecaf 100644
--- a/unittests/scripts/a_module.gd
+++ b/unittests/scripts/a_module.gd
@@ -1,8 +1,8 @@
 
 extends GFModule
 
-const DictionaryC:= preload("res://components/dictionary.gd")
+const DictionaryC:= preload("./dictionary.gd")
 
 class SubEntity extends GFRegisterableEntity: pass
 
-const b_module:= preload("res://components/b_module.gd")
+const b_module:= preload("./b_module.gd")
diff --git a/unittests/test_registration.gd b/unittests/test_registration.gd
index 24bf1b1..2d4f540 100644
--- a/unittests/test_registration.gd
+++ b/unittests/test_registration.gd
@@ -2,6 +2,10 @@
 @tool
 extends GutTest
 
+const AModule = preload("./scripts/a_module.gd")
+const AComponent = preload("./scripts/a_component.gd")
+const AEntity = preload("./scripts/a_entity.gd")
+
 var world:GFWorld
 
 func before_all():
@@ -14,7 +18,7 @@ func after_all():
 
 func test_auto_register_script():
 	GFEntity.spawn(world) \
-		.add_component(load("res://components/a_component.gd"))
+		.add_component(AComponent)
 
 	assert_ne(
 		world.lookup(
@@ -24,7 +28,7 @@ func test_auto_register_script():
 	)
 
 func test_register_script_module():
-	world.register_script(load("res://components/a_module.gd"))
+	world.register_script(AModule)
 
 	assert_ne(
 		world.lookup(
@@ -46,7 +50,7 @@ func test_register_script_module():
 	)
 
 func test_register_script_component_script():
-	world.register_script(load("res://components/a_component.gd"))
+	world.register_script(AComponent)
 
 	assert_ne(
 		world.lookup(
@@ -56,7 +60,7 @@ func test_register_script_component_script():
 	)
 
 func test_register_script_entity_script():
-	world.register_script(load("res://components/a_entity.gd"))
+	world.register_script(AEntity)
 
 	assert_ne(
 		world.lookup(
diff --git a/unittests/test_simple_systems.gd b/unittests/test_simple_systems.gd
index f60347b..463dc43 100644
--- a/unittests/test_simple_systems.gd
+++ b/unittests/test_simple_systems.gd
@@ -1,4 +1,5 @@
 
+@tool
 extends GutTest
 
 var world:GFWorld