diff --git a/README.md b/README.md
index 6d5f2f2..e47081a 100644
--- a/README.md
+++ b/README.md
@@ -89,7 +89,7 @@ Note that the non-Euclidean model is sensitive to the hyper-parameters such as l
 
 ### Installation
 
-```CurvLearn``` requires tensorflow=1.1*, compatible with both python 2/3.
+```CurvLearn``` requires tensorflow~=1.15, compatible with both python 2/3.
 
 The preferred way for installing is via `pip`. 
 
diff --git a/README_CN.md b/README_CN.md
index e7d254a..9837ede 100644
--- a/README_CN.md
+++ b/README_CN.md
@@ -89,7 +89,7 @@
 
 ### 安装
 
-```CurvLearn``` 依赖于Tensorflow=1.1*, 与python 2/3同时保持兼容。
+```CurvLearn``` 依赖于Tensorflow~=1.15, 与python 2/3同时保持兼容。
 
 使用推荐使用```pip```进行安装配置。
 
diff --git a/requirements.txt b/requirements.txt
index 2685e8e..142c49e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1 +1,3 @@
+numpy
+scipy
 tensorflow~=1.15.0
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