diff --git a/Dockerfile b/Dockerfile
index f2b2722..cea154e 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -6,4 +6,6 @@ RUN echo 'disableAuthorization yes' > /etc/snmp/snmptrapd.conf
 
 EXPOSE 162
 
-CMD ["snmptrapd","-L","o","-f"]
+VOLUME ["/mibs"]
+
+CMD ["snmptrapd","-L","o","-f","-M","/mibs"]