diff --git a/requirements.txt b/requirements.txt
index d6eafdf..70d3ca7 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,3 +1,3 @@
-requests==2.18.4
-httmock==1.2.5
-python-jose==1.4.0
+requests>=2.18.4
+httmock>=1.2.5
+python-jose>=1.4.0