diff --git a/aws_lambda/spoj_aws_lambda_function/lambda_code/requirements.txt b/aws_lambda/spoj_aws_lambda_function/lambda_code/requirements.txt
index a9a64518..0546c296 100644
--- a/aws_lambda/spoj_aws_lambda_function/lambda_code/requirements.txt
+++ b/aws_lambda/spoj_aws_lambda_function/lambda_code/requirements.txt
@@ -1,3 +1,3 @@
 requests==2.10.0
-lxml==3.6.0
+lxml==4.9.1
 beautifulsoup4==4.4.1