diff --git a/doc/development/setup.rst b/doc/development/setup.rst
index 7768a162fe..2a1c407e7d 100644
--- a/doc/development/setup.rst
+++ b/doc/development/setup.rst
@@ -40,7 +40,7 @@ automatically). If you are working on Ubuntu or Debian, we strongly recommend up
 your pip and setuptools installation inside the virtual environment, otherwise some of
 the dependencies might fail::
 
-    pip3 install -U pip setuptools==28.6.1
+    pip3 install -U pip setuptools
 
 Working with the code
 ---------------------
diff --git a/src/requirements/production.txt b/src/requirements/production.txt
index 4ac3e2fa0d..73f68ed9ba 100644
--- a/src/requirements/production.txt
+++ b/src/requirements/production.txt
@@ -35,7 +35,7 @@ stripe==1.22.*
 paypalrestsdk==1.12.*
 pycparser==2.13  # https://github.com/eliben/pycparser/issues/147
 # Banktransfer
-chardet>=2.3,<3
+chardet
 mt-940==3.2
 vobject==0.9.*
 pycountry