diff --git a/tools/README.pypi.txt b/tools/README.pypi.txt
index bbccee0f03..4101a55d84 100644
--- a/tools/README.pypi.txt
+++ b/tools/README.pypi.txt
@@ -4,17 +4,12 @@ made available as open source under the Apache 2.0 License.
 The project contains several tools:
 
 - A Constraint Programming solver
-
-- A wrapper around third-party linear solvers:
-
-  - GLPK, CLP, CBC, SCIP, Sulum, and Gurobi
-
-- Knapsack algorithms
-
+- A Linear Programing solvers
+- Wrappers around commercial and other open source solvers, including mixed integer solvers
+  - CBC, CLP, CPLEX, GLPK, Gurobi, SCIP and XPRESS
+- Bin packing and knapsack algorithms
 - Graph algorithms:
-
+  - shortest paths
   - min-cost flow
-
   - max flow
-
   - linear sum assignment
diff --git a/tools/README.python.md b/tools/README.python.md
index e61a3fbe1f..b402d9860a 100644
--- a/tools/README.python.md
+++ b/tools/README.python.md
@@ -8,10 +8,10 @@ Full installation instructions are located
 [here](https://developers.google.com/optimization/install/python/)
 
 These modules have been tested under:
-  - Ubuntu 16.04 LTS, 18.04 LTS and 19.10 (64 bit).
-  - CentOS 7 (64 bit).
+  - Ubuntu 18.04 LTS and up (64 bit).
+  - CentOS 8 (64 bit).
   - Debian 10 (64 bit).
-  - Mac OS X El Capitan with Xcode 7.x (64 bit).
+  - MacOS 10.15 Catalina (64 bit).
   - Microsoft Windows with Visual Studio 2019 (64-bit)
 
 Upon decompressing the archive, you will get the following structure: