diff --git a/modules/wolfram.py b/modules/wolfram.py
index 6987077..b1b9f33 100755
--- a/modules/wolfram.py
+++ b/modules/wolfram.py
@@ -66,6 +66,8 @@ def wa_query(query, app_id, units='nonmetric'):
 		query, output = texts[0], texts[1]
 	except IndexError:
 		return "No text-representable result found."
+	if output == None:
+		output = "No plain text results found."
 
 	output = output.replace('\n', ' | ')
 	if not output: