diff --git a/rapl_formula/__init__.py b/rapl_formula/__init__.py
index 1c66d89..ff70064 100644
--- a/rapl_formula/__init__.py
+++ b/rapl_formula/__init__.py
@@ -29,4 +29,4 @@
 OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 """
 
-__version__ = "0.4.0"
+__version__ = "0.4.1"