diff --git a/setup.cfg b/setup.cfg
index 4cc4c294aa6fb2a65530fbb4ba89631bf4e3d2e6..6ca7f9a2e083466b204214ea89ea7816b2b1d037 100644
--- a/setup.cfg
+++ b/setup.cfg
@@ -26,7 +26,7 @@ scripts =  scripts/apollon
 python_requires >= "3.6"
 	
 install_requires = 
-	jsonschema
+	jsonschema >= "3.2.0"
 	scipy      >= "0.19.0"
 	matplotlib >= "2"
 	networkx   >= "2"