diff --git a/setup.cfg b/setup.cfg
index 3e94398..5069fdc 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -14,10 +14,10 @@ classifiers = Development Status :: 5 - Production/Stable
 
 [options]
 install_requires =
-    jsonschema == 3.0.0a2
+    jsonschema >= 3.0.0,<4
 
 [options.extras_require]
-rabbitmq = pika == 1.0.1
+rabbitmq = pika >= 1.0.1,<2
 
 [files]
 packages =