diff --git a/eurocalliopelib/__init__.py b/eurocalliopelib/__init__.py
index 8da4cec..c377255 100644
--- a/eurocalliopelib/__init__.py
+++ b/eurocalliopelib/__init__.py
@@ -1,3 +1,3 @@
 """Top-level package of eurocalliopelib."""
 
-__version__ = "1.2.0.dev"  # Additionally defined in setup.py.
+__version__ = "0.1.0"  # Additionally defined in setup.py.