diff --git a/src/PABLO/ParaTree.cpp b/src/PABLO/ParaTree.cpp
index 084bad744e..6906649e37 100644
--- a/src/PABLO/ParaTree.cpp
+++ b/src/PABLO/ParaTree.cpp
@@ -4817,7 +4817,7 @@ namespace bitpit {
                 i = istart;
                 rest = m_octree.m_octants[i].getLogicalX()%Dh + m_octree.m_octants[i].getLogicalY()%Dh;
                 while(rest!=0){
-                    if (i==nocts){
+                    if (i==nocts-1){
                         i = istart + nocts;
                         break;
                     }