diff --git a/analyzers/MISP/requirements.txt b/analyzers/MISP/requirements.txt
index 809a48582..dadd64686 100644
--- a/analyzers/MISP/requirements.txt
+++ b/analyzers/MISP/requirements.txt
@@ -1,4 +1,4 @@
 cortexutils
 pymisp
-enum
+enum;python_version<'3.4'
 future;python_version<='2.7'