diff --git a/docs/analyzers/feed.md b/docs/analyzers/feed.md
index 6428c4c5..1165fc40 100644
--- a/docs/analyzers/feed.md
+++ b/docs/analyzers/feed.md
@@ -47,7 +47,7 @@ json: ...
 
 ### JSON
 
-`json` (`hash`) is an JSON body. Optional.
+`json` (`hash`) is a JSON data. Optional.
 
 ## Examples
 
diff --git a/lib/mihari/services/feed.rb b/lib/mihari/services/feed.rb
index 9532ff5a..5cf76932 100644
--- a/lib/mihari/services/feed.rb
+++ b/lib/mihari/services/feed.rb
@@ -98,7 +98,7 @@ def call(input_enumerator, selector)
           input_enumerator.instance_eval(selector)
         end.call
 
-        raise TypeError unless parsed.all?(String)
+        raise TypeError unless parsed.is_a?(Array) || parsed.all?(String)
 
         parsed
       end