diff --git a/RCApi/requirements.txt b/RCApi/requirements.txt
index 0e5426d..c1258e9 100644
--- a/RCApi/requirements.txt
+++ b/RCApi/requirements.txt
@@ -77,7 +77,7 @@ kiwisolver==1.0.1
 lazy-object-proxy==1.3.1
 llvmlite==0.23.1
 locket==0.2.0
-lxml==4.2.1
+lxml==4.6.5
 macholib==1.11
 MarkupSafe==1.0
 matplotlib==2.2.2