Index: trunk/ppStack/src/ppStackMatch.c
===================================================================
--- trunk/ppStack/src/ppStackMatch.c	(revision 27327)
+++ trunk/ppStack/src/ppStackMatch.c	(revision 27328)
@@ -115,4 +115,6 @@
     psFree(coords);
     psFree(tree);
+    psFree(x);
+    psFree(y);
 
     psLogMsg("ppStack", PS_LOG_INFO, "Filtered out %d of %d sources", numFiltered, numGood);