diff --git a/fcov/__init__.py b/fcov/__init__.py
index e69de29..c6442c3 100644
--- a/fcov/__init__.py
+++ b/fcov/__init__.py
@@ -0,0 +1,6 @@
+from .context import CoverageContext
+from .sampler import Sampler
+from .covergroup import Covergroup
+from .coverpoint import Coverpoint
+
+assert all((CoverageContext, Sampler, Covergroup, Coverpoint))