diff --git a/pyproject.toml b/pyproject.toml
index b6d5b97..a8f53b8 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -35,7 +35,7 @@ build-backend = "setuptools.build_meta"
 packages = ["tree_sitter_languages"]
 package-data = {"tree_sitter_languages" = ["languages.so", "languages.dll"]}
 ext-modules = [
-    {name = "tree_sitter_languages", sources = ["tree_sitter_languages/core.pyx"]}
+    {name = "tree_sitter_languages.core", sources = ["tree_sitter_languages/core.pyx"]}
 ]
 
 [tool.cython]
diff --git a/tests/__init__.py b/tests/__init__.py
new file mode 100644
index 0000000..e69de29
diff --git a/tests/test_tree_sitter_languages.py b/tests/test_tree_sitter_languages.py
index 5486abb..fb6c483 100644
--- a/tests/test_tree_sitter_languages.py
+++ b/tests/test_tree_sitter_languages.py
@@ -33,7 +33,6 @@
     "markdown",
     "objc",
     "ocaml",
-    "perl",
     "php",
     "python",
     "ql",
diff --git a/tree_sitter_languages/__init__.py b/tree_sitter_languages/__init__.py
index 8e7379d..c72be45 100644
--- a/tree_sitter_languages/__init__.py
+++ b/tree_sitter_languages/__init__.py
@@ -3,4 +3,6 @@
 Does not support tree-sitter v0.22.0 and above.
 """
 
-from .core import get_language, get_parser
+from tree_sitter_languages.core import get_language, get_parser
+
+__all__ = ["get_language", "get_parser"]