diff --git a/frappy/config.py b/frappy/config.py
index e16f56e..90a67ad 100644
--- a/frappy/config.py
+++ b/frappy/config.py
@@ -20,6 +20,7 @@
 #
 # *****************************************************************************
 import os
+import re
 
 from frappy.errors import ConfigError
 from frappy.lib import generalConfig
@@ -65,6 +66,12 @@ class Mod(dict):
             cls=cls,
             description=description
         )
+
+        # matches name from spec
+        if not re.match(r'^[a-zA-Z]\w{0,62}$', name, re.ASCII):
+            raise ConfigError('Not a valid SECoP Module name: "%s". '
+                              'Does it only contain letters, numbers and underscores?'
+                              % (name))
         # Make parameters out of all keywords
         groups = {}
         for key, val in kwds.items():