doc/install.rst | 2 +-
 makedist.sh     | 4 ++--

diff --git a/doc/install.rst b/doc/install.rst
index 9fdbd59dfe1bb6055c60ed4ac7d4c7f5c9a81cf7fe732a9cf30f9776f049e700..584638b579e6176a5367c2eeb1998acd4266fa6ddfd7921a2d814b8de0422744 100644
--- a/doc/install.rst
+++ b/doc/install.rst
@@ -22,7 +22,7 @@ You could use pip (**no** OpenPGP authentication is performed!) with PyPI::
 
     $ cat > requirements.txt <<EOF
     pyderasn==8.4 --hash=sha256:TO-BE-FILLED
-    six==1.15.0 --hash=sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259
+    six==1.16.0 --hash=sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926
     EOF
     $ pip install --requirement requirements.txt
 
diff --git a/makedist.sh b/makedist.sh
index a00d508c76a234419ca1ede9953bb091326cf3db5c69e99edaaa2d99b3e4940f..765a93e8173800928e8a909d7d55aba91a2655da011b942843380268e2cc5a47 100755
--- a/makedist.sh
+++ b/makedist.sh
@@ -16,7 +16,7 @@
 PYTHONPATH="$tmp/pyderasn-$release" redo $tmp/pyderasn-"$release"/doc/build.log
 rm -r $tmp/pyderasn-"$release"/doc/.redo $tmp/pyderasn-"$release"/doc/build.log
 
-tar xvfC doc/download/six-1.15.0.tar.gz $tmp --include "*/*six.py"
+tar xvfC doc/download/six-1.16.0.tar.gz $tmp --include "*/*six.py"
 mv -v $tmp/six-*/six.py $tmp/pyderasn-"$release"
 mv -v $tmp/six-*/test_six.py $tmp/pyderasn-"$release"/tests
 
@@ -24,7 +24,7 @@ tar xvfC doc/download/termcolor-1.1.0.tar.gz $tmp --include "*/termcolor.py"
 mv -v $tmp/termcolor-*/termcolor.py $tmp/pyderasn-"$release"
 
 pip_hash=$(pip hash dist/pyderasn-"$release".tar.gz | sed -n '$p')
-six_requirement="six==1.15.0 --hash=sha256:30639c035cdb23534cd4aa2dd52c3bf48f06e5f4a941509c8bafd8ce11080259"
+six_requirement="six==1.16.0 --hash=sha256:1e61c37477a1626458e36f7b1d82aa5c9b094fa4802892072e49de9c60c4c926"
 
 cd $tmp
 find . -type d -exec chmod 755 {} \;