diff --git a/source/main.pas b/source/main.pas
index e2a819cc..b059c673 100644
--- a/source/main.pas
+++ b/source/main.pas
@@ -6193,6 +6193,7 @@ begin
     RefreshHelperNode(HELPERNODE_HISTORY);
     Screen.Cursor := crDefault;
   end;
+  Values.Free;
 end;