diff --git a/requirements.txt b/requirements.txt
index 75876df..1651a1c 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 # pandas==0.24.2
 pymongo==3.8.0
-dnspython==1.16.0
+dnspython==2.6.1
 solrpy==0.9.9
 chalice==1.9.0
\ No newline at end of file