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--- a/src/qtgui/recoll.h
+++ b/src/qtgui/recoll.h
@@ -31,7 +31,7 @@
 			bool *maindberror = 0);
 
 /** Retrieve configured stemming languages */
-bool getStemLangs(list<string>& langs);
+bool getStemLangs(vector<string>& langs);
 
 extern RclConfig *theconfig;
 extern RclConfig *thestableconfig;