diff --git a/src/recur2.cpp b/src/recur2.cpp
index 6fa54f0c3..8ab888d17 100644
--- a/src/recur2.cpp
+++ b/src/recur2.cpp
@@ -29,6 +29,16 @@
 
 extern Context context;
 
+////////////////////////////////////////////////////////////////////////////////
+// Given an old-style task, upgrades it perfectly.
+// Note: Works for both parent and child.
+static Task upgradeTask (const Task&)
+{
+  Task upgraded;
+
+  return upgraded;
+}
+
 ////////////////////////////////////////////////////////////////////////////////
 // Calculates the due date for a new new instance N.
 static Datetime calculateDueN (const Task&, int)