diff --git a/feedler/feedparser.py b/feedler/feedparser.py
index bc39f98..b4d4f7b 100644
--- a/feedler/feedparser.py
+++ b/feedler/feedparser.py
@@ -49,12 +49,13 @@ def parse(obj, raw, stream):
 
     # Collect tags
     tags = []
-    for tag in obj.raw['tags']:
-        if 'label' in tag:
-            label = tag['label'].replace(',','-')
-            label = label.strip().lower()
-            if len(label) > 3 and not label in tags:
-                tags.append(label)
-    obj.tags = ','.join(tags)
+    if 'tags' in obj.raw:
+        for tag in obj.raw['tags']:
+            if 'label' in tag:
+                label = tag['label'].replace(',','-')
+                label = label.strip().lower()
+                if len(label) > 3 and not label in tags:
+                    tags.append(label)
+        obj.tags = ','.join(tags)
 
     return obj