diff --git a/requirements.txt b/requirements.txt
index fdb75f1..ea4339e 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-requests==2.27.1
-beautifulsoup4==4.10
-lxml==4.7.1
\ No newline at end of file
+requests>=2.23.0
+beautifulsoup4>=4.9.0
+lxml>=4.4.3
\ No newline at end of file