diff --git a/requirements.txt b/requirements.txt
index 4531a0c..e676016 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,7 +1,7 @@
 Keras==2.1.2
 tensorflow==1.4.0
 nltk==3.2.5
-opencv-python==3.3.0.10
+opencv-python==3.4.7.28
 numpy==1.13.1
 h5py==2.7.1
 matplotlib==2.0.2