diff --git a/examples/simple_crawler/requirements.txt b/examples/simple_crawler/requirements.txt
index 5ac78317..80d1d252 100644
--- a/examples/simple_crawler/requirements.txt
+++ b/examples/simple_crawler/requirements.txt
@@ -1,2 +1,2 @@
-lxml==3.4.2
+lxml==4.6.5
 requests==2.20.0
\ No newline at end of file