Update README.md

Author: nilsnolde

README.md

@@ -9,12 +9,12 @@ Over time we will very likely deviate from Valhalla's own Python binding code to
 
 We distribute all 4 currently supported CPython versions as binary **wheels** for Win64, MacOS (Intel) and x86_64 Linux distributions with `glibc>=2.24` (most modern systems, see [PEP 600](https://www.python.org/dev/peps/pep-0600/)). We **do not** offer a source distribution on PyPI. Please contact us on [email protected] if you need support building the bindings for your platform/distribution.
 
-`pip install valhalla-py`
+`pip install pyvalhalla`
 
 ## Usage
 
 TODO
 
 ## License
 
-`valhalla-py` is licensed with GPLv2, see [LICENSE](./LICENSE).
+`pyvalhalla` is licensed with GPLv2, see [LICENSE](./LICENSE).