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--- a/src/query/docseqhist.h
+++ b/src/query/docseqhist.h
@@ -48,7 +48,7 @@
     virtual ~DocSequenceHistory() {}
 
     virtual bool getDoc(int num, Rcl::Doc &doc, string *sh = 0);
-    virtual bool getEnclosing(Rcl::Doc& doc, Rcl::Doc& pdoc);
+    virtual Rcl::Db *getDb();
     virtual int getResCnt();
     virtual string getDescription() {return m_description;}
     void setDescription(const string& desc) {m_description = desc;}