diff --git a/requirements.txt b/requirements.txt
index bce8e9d..c9369b7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,4 +1,4 @@
-urllib3=1.23
+urllib3==1.23
 alembic==1.7.5
 APScheduler==3.8.1
 astroid==2.9.1