diff --git a/src/neighbor.cpp b/src/neighbor.cpp
index e2e87d93cb..4c8f200605 100644
--- a/src/neighbor.cpp
+++ b/src/neighbor.cpp
@@ -51,7 +51,7 @@ using namespace LAMMPS_NS;
 
 enum{NSQ,BIN,MULTI};     // also in neigh_list.cpp
 
-#define NEIGH_LIST_DEBUG 1
+//#define NEIGH_LIST_DEBUG 1
 
 /* ---------------------------------------------------------------------- */