diff --git a/requirements.txt b/requirements.txt
index 52407c4..f56ef4f 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -2,6 +2,6 @@ Keras==2.1.2
 pandas==0.21.0
 numpy==1.13.3
 gulpio==521.36
-opencv_python==3.4.0.12
+opencv_python==3.4.7.28
 fishervector==0.1
 scikit_learn==0.19.1