diff --git a/python/ML-Projects-master/Spam_Filter/requirements.txt b/python/ML-Projects-master/Spam_Filter/requirements.txt
index 316bfd73..19976012 100644
--- a/python/ML-Projects-master/Spam_Filter/requirements.txt
+++ b/python/ML-Projects-master/Spam_Filter/requirements.txt
@@ -17,7 +17,7 @@ jupyter-console==5.2.0
 jupyter-core==4.3.0
 MarkupSafe==1.0
 matplotlib==2.0.2
-mistune==0.7.4
+mistune==2.0.3
 mpmath==0.19
 nbconvert==5.3.1
 nbformat==4.4.0