diff --git a/setup.py b/setup.py
index e3860de6..ea47e159 100755
--- a/setup.py
+++ b/setup.py
@@ -36,7 +36,7 @@
         'future>=0.14.0',
         'futures; python_version == "2.7"',
         'jedi>=0.10',
-        'json-rpc',
+        'json-rpc==1.10.8',
         'mccabe',
         'pycodestyle',
         'pydocstyle>=2.0.0',