diff --git a/packages/py-elephant/package.py b/packages/py-elephant/package.py
index defecb64642ec030aa02737bd534b92533d41b16..779cae51a435195416b06b32aa29fbaa28d34637 100644
--- a/packages/py-elephant/package.py
+++ b/packages/py-elephant/package.py
@@ -17,7 +17,7 @@ class PyElephant(PythonPackage):
     maintainers = ["Moritz-Alexander-Kern"]
 
     version('develop', branch='master')
-    version("0.12.0", sha256="todo")
+    version("0.12.0", sha256="81f8d668f92d8688344bb7a9c5abaa8438d824560c935a411e6e36ddf7dc7c72")
     version("0.11.2", sha256="f8759fff0bbb136ae4ffc8d1eacadeea8ba56610d705c3bf207de87ada3ba240")
     version("0.11.1", sha256="d604a202583440fdf9d95d42cef50a410bd74fcaaa1a925b139435f27ab012ef")
     version("0.11.0", sha256="7b547964dbd196361edc922db2c5a7c0c886ef1effcca6c6dc7adb06f966a3be")