diff --git a/README.md b/README.md
index 79fdd89..f571394 100644
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@ Multi-CCD Point Spread Function Modelling.
> Email: tobias.liaudat@cea.fr
> Documentation: https://cosmostat.github.io/mccd/
> Article: DOI - A&A
-> Current release: 17/07/2021
+> Current release: 19/07/2021
---
The non-parametric MCCD PSF modelling, or MCCD for short, is a Point Spread Function modelling
diff --git a/docs/source/index.rst b/docs/source/index.rst
index 6158ed4..da4b48c 100644
--- a/docs/source/index.rst
+++ b/docs/source/index.rst
@@ -5,7 +5,7 @@ MCCD Documentation
.. include:: toc.rst
:Author: |link-to-author| `(tobiasliaudat@gmail.com) `_
-:Version: 1.1.0
+:Version: 1.1.1
:Release Date: 17/07/2021
:Repository: |link-to-repo|
diff --git a/mccd/info.py b/mccd/info.py
index b6b1178..f3ad486 100644
--- a/mccd/info.py
+++ b/mccd/info.py
@@ -7,7 +7,7 @@
"""
# Set the package release version
-version_info = (1, 1, 0)
+version_info = (1, 1, 1)
__version__ = '.'.join(str(c) for c in version_info)
# Set the package details
diff --git a/pypi_pkg_info.rst b/pypi_pkg_info.rst
index e723d34..4ebcdb7 100644
--- a/pypi_pkg_info.rst
+++ b/pypi_pkg_info.rst
@@ -4,7 +4,7 @@ MCCD Point Spread Function modelling
:Author: `Tobias Liaudat `_
-:Version: 1.1.0
+:Version: 1.1.1
:Repository: `https://github.com/CosmoStat/mccd `_
diff --git a/requirements.txt b/requirements.txt
index a6dd117..f6d36ae 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
-numpy==1.19.5
-scipy==1.5.4
+numpy>=1.19.5
+scipy>=1.5.4
modopt==1.5.1
-astropy==4.0.2
-python-pysap==0.0.4
+astropy>=4.0.2
+python-pysap==0.0.5