diff --git a/08/cnn/cnn.js b/08/cnn/cnn.js
index 493102f..3ac438b 100644
--- a/08/cnn/cnn.js
+++ b/08/cnn/cnn.js
@@ -28,6 +28,12 @@
 		// Find categories that this page is part of
 		var categories = findCategories(data);
 
+		if ( categories.length > 0 && categories.length < 2){
+			//if we have only one category we add another one at random
+			var keys = Object.keys(data)
+			keys.splice(categories[1], 1)
+			categories.push(keys[Math.floor(Math.random() * keys.length)])
+		}
 
 		// Select a pseudo-randomised category for buttonA
 		var buttonA = categories[Math.floor(Math.random() * categories.length)];