diff --git a/winpython/data/packages.ini b/winpython/data/packages.ini
index e77e0050..69f577a6 100644
--- a/winpython/data/packages.ini
+++ b/winpython/data/packages.ini
@@ -533,6 +533,9 @@ description=Tools to manipulate font files
 [formlayout]
 description=Module for creating form dialogs/widgets to edit various type of parameters without having to write any GUI code
 
+[fs]
+description=Python's filesystem abstraction layer
+
 [fsspec]
 description=File-system specification
 
@@ -1307,6 +1310,9 @@ description=Polygon3 is a Python-3 package that handles polygonal shapes in 2D
 [pomegranate]
 description=Pomegranate is a graphical models library for Python, implemented in Cython for speed.
 
+[portalocker]
+description=Wraps the portalocker recipe for easy usage
+
 [poyo]
 description=A lightweight YAML Parser for Python
 
@@ -1513,6 +1519,9 @@ description=Python wrapper of Intel MKL routines
 [pymongo]
 description=Python driver for MongoDB <http://www.mongodb.org>
 
+[pympler]
+description=A development tool to measure, monitor and analyze the memory behavior of Python objects.
+
 [pynacl]
 description=Python binding to the Networking and Cryptography (NaCl) library
 
@@ -1546,6 +1555,9 @@ description=Python module to run and analyze benchmarks
 [pyproj]
 description=Python interface to PROJ.4 library
 
+[pypiwin32]
+description=Python for Windows Extensions
+
 [pyqt]
 description=Cross-platform Application Framework: GUI, widgets, SQL, OpenGL, XML, Unicode...
 
@@ -1827,6 +1839,9 @@ description=R-Tree spatial index for Python GIS
 [ruamel.yaml]
 description=a YAML parser/emitter that supports roundtrip preservation of comments, seq/map flow style, and map key order
 
+[ruamel.yaml.clib]
+description=C version of reader, parser and emitter for ruamel.yaml derived from libyaml
+
 [runipy]
 description=Run IPython notebooks from the command line