diff --git a/requirements.txt b/requirements.txt
index 15cf0e240..16b7d1fd6 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -22,7 +22,7 @@ validators~=0.21
 brotli~=1.0
 requests[socks]
 
-urllib3>1.26
+urllib3==1.26.18
 chardet>2.3.0
 
 wtforms~=3.0