diff --git a/README.md b/README.md
index e88f571..37b4f04 100644
--- a/README.md
+++ b/README.md
@@ -8,3 +8,6 @@ Intel OpenVino 2018 R5 suported
 
 Use **https://github.com/PINTO0309/OpenVINO-YoloV3/releases/tag/2018R5** release.
 Only cpp demo tested
+
+MOST IMPORTANT:
+Use only with tensorflow-1.12.0. Other versions of tensorflow won't work.