diff --git a/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/TweetParserFactory.java b/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/TweetParserFactory.java
index 7844924..e5b6d01 100644
--- a/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/TweetParserFactory.java
+++ b/asterixdb/asterix-external-data/src/main/java/org/apache/asterix/external/parser/factory/TweetParserFactory.java
@@ -54,8 +54,8 @@
     }
 
     @Override
-    public Class<? extends String> getRecordClass() {
-        return String.class;
+    public Class<? extends char[]> getRecordClass() {
+        return char[].class;
     }
 
     @Override