diff --git a/src/codemap/__init__.py b/src/codemap/__init__.py
index 1045127..287e48b 100644
--- a/src/codemap/__init__.py
+++ b/src/codemap/__init__.py
@@ -2,6 +2,12 @@
 
 from __future__ import annotations
 
-__version__ = "0.1.0"
+from importlib.metadata import PackageNotFoundError, version
+
+try:
+    __version__ = version("codemap-core")
+except PackageNotFoundError:
+    # Fallback for running from source without installing
+    __version__ = "0.0.0.dev0"
 
 __all__ = ["__version__"]