diff --git a/examples/neb/in.neb.hop1 b/examples/neb/in.neb.hop1
index 9a3d7579f3..495b2faa93 100644
--- a/examples/neb/in.neb.hop1
+++ b/examples/neb/in.neb.hop1
@@ -51,7 +51,7 @@ set		group nebatoms type 3
 group		nonneb subtract all nebatoms
 
 fix		1 lower setforce 0.0 0.0 0.0
-fix		2 nebatoms neb 1.0
+fix		2 nebatoms neb 1.0 neigh
 fix		3 all enforce2d
 
 thermo		100
diff --git a/examples/neb/in.neb.hop2 b/examples/neb/in.neb.hop2
index 3eb16248e1..9a8986f454 100644
--- a/examples/neb/in.neb.hop2
+++ b/examples/neb/in.neb.hop2
@@ -53,7 +53,7 @@ set		group nebatoms type 3
 group		nonneb subtract all nebatoms
 
 fix		1 lower setforce 0.0 0.0 0.0
-fix		2 nebatoms neb 1.0
+fix		2 nebatoms neb 1.0 neigh
 fix		3 all enforce2d
 
 thermo		100
diff --git a/examples/neb/in.neb.sivac b/examples/neb/in.neb.sivac
index 566a380627..2fdf46f9d5 100644
--- a/examples/neb/in.neb.sivac
+++ b/examples/neb/in.neb.sivac
@@ -66,7 +66,7 @@ minimize	1.0e-6 1.0e-4 1000 10000
 
 reset_timestep	0
 
-fix		1 all neb 1.0
+fix		1 all neb 1.0 neigh
 
 thermo		100