diff --git a/plugins/dsa.py b/plugins/dsa.py
index 4f98e6c..3093125 100644
--- a/plugins/dsa.py
+++ b/plugins/dsa.py
@@ -81,6 +81,9 @@ class Plugin(Plugin):
         '''
         try:
             value = int(item.strip())
+            if value <= 0:
+                logging.warning('Invalid value for count: {}'.format(item))
+                return False
             return value
         except Exception as e:
             logging.warning('Invalid value for count: {}'.format(item))