diff --git a/ml/requirements.txt b/ml/requirements.txt
index 037f422..ec9e6ad 100644
--- a/ml/requirements.txt
+++ b/ml/requirements.txt
@@ -6,7 +6,7 @@ numpy==1.16.3
 nltk==3.4.5
 scikit-learn==0.20.3  
 newspaper3k==0.2.8
-lxml==4.6.2
+lxml==4.6.5
 pandas==0.24.2
 vaderSentiment==3.2.1
 rake-nltk==1.0.4