diff --git a/tests/legacy/__init__.py b/tests/legacy/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_layers.py b/tests/legacy/test_layers.py
similarity index 99%
rename from tests/test_layers.py
rename to tests/legacy/test_layers.py
index a2205a6..4bd7a38 100644
--- a/tests/test_layers.py
+++ b/tests/legacy/test_layers.py
@@ -4,7 +4,7 @@ Tests for engine.layers module.
 
 import time
 
-from engine import layers
+from engine.legacy import layers
 
 
 class TestRenderMessageOverlay:
diff --git a/tests/test_render.py b/tests/legacy/test_render.py
similarity index 96%
rename from tests/test_render.py
rename to tests/legacy/test_render.py
index 1538eb4..e7f10f7 100644
--- a/tests/test_render.py
+++ b/tests/legacy/test_render.py
@@ -6,7 +6,7 @@ from unittest.mock import MagicMock, patch
 
 import pytest
 
-from engine.render import (
+from engine.legacy.render import (
     GRAD_COLS,
     MSG_GRAD_COLS,
     clear_font_cache,
@@ -184,7 +184,7 @@ class TestRenderLine:
 
     def test_empty_string(self):
         """Empty string returns empty list."""
-        from engine.render import render_line
+        from engine.legacy.render import render_line
 
         result = render_line("")
         assert result == [""]
@@ -192,7 +192,7 @@ class TestRenderLine:
     @pytest.mark.skip(reason="Requires real font/PIL setup")
     def test_uses_default_font(self):
         """Uses default font when none provided."""
-        from engine.render import render_line
+        from engine.legacy.render import render_line
 
         with patch("engine.render.font") as mock_font:
             mock_font.return_value = MagicMock()
@@ -201,7 +201,7 @@ class TestRenderLine:
 
     def test_getbbox_returns_none(self):
         """Handles None bbox gracefully."""
-        from engine.render import render_line
+        from engine.legacy.render import render_line
 
         with patch("engine.render.font") as mock_font:
             mock_font.return_value = MagicMock()
@@ -215,7 +215,7 @@ class TestBigWrap:
 
     def test_empty_string(self):
         """Empty string returns empty list."""
-        from engine.render import big_wrap
+        from engine.legacy.render import big_wrap
 
         result = big_wrap("", 80)
         assert result == []
@@ -223,7 +223,7 @@ class TestBigWrap:
     @pytest.mark.skip(reason="Requires real font/PIL setup")
     def test_single_word_fits(self):
         """Single short word returns rendered."""
-        from engine.render import big_wrap
+        from engine.legacy.render import big_wrap
 
         with patch("engine.render.font") as mock_font:
             mock_font.return_value = MagicMock()