diff --git a/requirements.txt b/requirements.txt
index 7a277dd..e69a5cb 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -12,7 +12,7 @@ cython==0.29.1
 h5py==2.8.0
 nltk==3.4.5
 numpy==1.15.4
-Pillow==5.3.0
+Pillow==8.1.0
 pyyaml>=4.2b1
 six==1.11.0
 tensorboardX==1.2