Index: src/plugin/parse-tika/src/java/org/apache/nutch/parse/tika/TikaParser.java
===================================================================
--- src/plugin/parse-tika/src/java/org/apache/nutch/parse/tika/TikaParser.java	(revision 1241482)
+++ src/plugin/parse-tika/src/java/org/apache/nutch/parse/tika/TikaParser.java	(working copy)
@@ -143,15 +143,22 @@
 			}
 		}
 
-		// populate Nutch metadata with Tika metadata
-		String[] TikaMDNames = tikamd.names();
-		for (String tikaMDName : TikaMDNames) {
-			if (tikaMDName.equalsIgnoreCase(Metadata.TITLE))
-				continue;
-			// TODO what if multivalued?
-			nutchMetadata.add(tikaMDName, tikamd.get(tikaMDName));
-		}
+    // populate Nutch metadata with Tika metadata
+    String[] TikaMDNames = tikamd.names();
+    for (String tikaMDName : TikaMDNames) {
+      if (tikaMDName.equalsIgnoreCase(Metadata.TITLE))
+        continue;
 
+      // DO NOT ADD Content-Type FROM HTTP_HEADERS, ONLY ADD THE DETECTED TYPE SEE https://issues.apache.org/jira/browse/NUTCH-1259
+       if (tikaMDName.equalsIgnoreCase(Metadata.CONTENT_TYPE))
+        continue;
+
+      // TODO what if multivalued?
+      nutchMetadata.add(tikaMDName, tikamd.get(tikaMDName));
+    }
+    // Only add the detected TYPE
+    nutchMetadata.add("Content-Type", mimeType);
+
 		// no outlinks? try OutlinkExtractor e.g works for mime types where no
 		// explicit markup for anchors