diff --git a/src/sphereproj/__init__.py b/src/sphereproj/__init__.py
index 38ac804..49c414c 100644
--- a/src/sphereproj/__init__.py
+++ b/src/sphereproj/__init__.py
@@ -1 +1 @@
-from ._project import spherical_projection
\ No newline at end of file
+from ._project import spherical_projection, project_cic, interp3d
\ No newline at end of file