diff --git a/requirements.txt b/requirements.txt
index ca212e0..a9a3cb7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -26,7 +26,7 @@ Keras-Preprocessing==1.0.2
 kiwisolver==1.0.1
 librosa==0.6.0
 llvmlite==0.23.0
-lxml==4.2.4
+lxml==4.6.3
 Markdown==2.6.11
 matplotlib==2.2.2
 mkl-fft==1.0.0