1 files changed, 5 insertions, 4 deletions
diff --git a/src/mongo/db/index_builder.h b/src/mongo/db/index_builder.h
index 9c71ec7c85d..29364757526 100644
--- a/src/mongo/db/index_builder.h
+++ b/src/mongo/db/index_builder.h
@@ -30,20 +30,21 @@
 
 #include <string>
 
+#include "mongo/base/status.h"
 #include "mongo/db/catalog/index_catalog.h"
-#include "mongo/db/client.h"
 #include "mongo/db/jsobj.h"
 #include "mongo/platform/atomic_word.h"
 #include "mongo/util/background.h"
 
-/**
- * Forks off a thread to build an index.
- */
 namespace mongo {
 
     class Collection;
+    class Database;
     class OperationContext;
 
+    /**
+     * Forks off a thread to build an index.
+     */
     class IndexBuilder : public BackgroundJob {
     public:
         IndexBuilder(const BSONObj& index);