diff --git a/README.md b/README.md
index bf00b6d..d379f6a 100644
--- a/README.md
+++ b/README.md
@@ -48,35 +48,18 @@
 If using Python 3.x, use the corresponding `pip3` to install packages. Note:
 Older Python 2.x is not actively supported.
 
-REST base packages:
-
-```
-    $ pip install -U requests
-    $ pip install -U robotframework-requests
-    $ pip install -U robotframework-httplibrary
-```
-
-Python redfish library packages: For more detailed instructions see
-[python-redfish-library](https://github.com/DMTF/python-redfish-library)
-
-```
-    $ pip install redfish
-```
-
-SSH and SCP base packages: For more detailed installation instructions see
-[robotframework-sshlibrary](https://pypi.python.org/pypi/robotframework-sshlibrary)
-
-```
-    $ pip install robotframework-sshlibrary
-    $ pip install robotframework-scplibrary
-```
-
 Installing requirement dependencies:
 
 ```
     $ pip install -r requirements.txt
 ```
 
+Optional packages but required for `redfish/dmtf_tools/`
+
+```
+    $ pip install -r requirements_optional.txt
+```
+
 you'll find this file once your clone openbmc-test-automation repository.
 
 For Web UI ( GUI ) Testing setup instructions see
diff --git a/requirements_optional.txt b/requirements_optional.txt
new file mode 100644
index 0000000..af239ca
--- /dev/null
+++ b/requirements_optional.txt
@@ -0,0 +1,8 @@
+aenum==3.1.15
+colorama==0.4.6
+pyasn1==0.6.1
+pyasn1_modules==0.4.1
+requests==2.32.3
+sseclient-py==1.8.0
+urllib3==1.26.20
+