diff --git a/docs/docs/ProgrammingGuide/inference.md b/docs/docs/ProgrammingGuide/inference.md
index 740895f5df..d4a4e0e5ea 100644
--- a/docs/docs/ProgrammingGuide/inference.md
+++ b/docs/docs/ProgrammingGuide/inference.md
@@ -30,8 +30,7 @@ Inference Model is a package in Analytics Zoo aiming to provide high-level APIs
 
 [System requirements](https://software.intel.com/en-us/openvino-toolkit/documentation/system-requirements):
 
-    Ubuntu 16.04.3 LTS (64 bit)
-    Windows 10 (64 bit)
+    Ubuntu 18.04 LTS (64 bit)
     CentOS 7.4 (64 bit)
     macOS 10.13, 10.14 (64 bit)
 
diff --git a/pyzoo/zoo/examples/openvino/README.md b/pyzoo/zoo/examples/openvino/README.md
index 4af69de39c..6f198a5469 100644
--- a/pyzoo/zoo/examples/openvino/README.md
+++ b/pyzoo/zoo/examples/openvino/README.md
@@ -9,8 +9,7 @@ Follow the instructions [here](https://analytics-zoo.github.io/master/#PythonUse
 
 [OpenVINO System requirements](https://software.intel.com/en-us/openvino-toolkit/documentation/system-requirements):
 
-    Ubuntu 16.04.3 LTS (64 bit)
-    Windows 10 (64 bit)
+    Ubuntu 18.04 LTS (64 bit)
     CentOS 7.4 (64 bit)
     macOS 10.13, 10.14 (64 bit)