diff --git a/doc/compute_voronoi_atom.html b/doc/compute_voronoi_atom.html
index 1a6a474d71..7119991d2a 100644
--- a/doc/compute_voronoi_atom.html
+++ b/doc/compute_voronoi_atom.html
@@ -13,15 +13,17 @@
 </H3>
 <P><B>Syntax:</B>
 </P>
-<PRE>compute ID group-ID voronoi/atom keyword arg 
+<PRE>compute ID group-ID voronoi/atom keyword arg ... 
 </PRE>
 <UL><LI>ID, group-ID are documented in <A HREF = "compute.html">compute</A> command 
 
 <LI>voronoi/atom = style name of this compute command 
 
+<LI>zero or more keyword/value pairs may be appended 
+
 <LI>keyword = <I>only_group</I> or <I>surface</I> or <I>radius</I> or <I>edge_histo</I> or <I>edge_threshold</I> or <I>face_threshold</I> 
 
-<PRE>  <I>only_group</I> = no args
+<PRE>  <I>only_group</I> = no arg
   <I>surface</I> arg = sgroup-ID
     sgroup-ID = compute the dividing surface between group-ID and sgroup-ID
       this keyword adds a third column to the compute output
diff --git a/doc/compute_voronoi_atom.txt b/doc/compute_voronoi_atom.txt
index 73a7980407..d907aad9c0 100644
--- a/doc/compute_voronoi_atom.txt
+++ b/doc/compute_voronoi_atom.txt
@@ -10,12 +10,13 @@ compute voronoi/atom command :h3
 
 [Syntax:]
 
-compute ID group-ID voronoi/atom keyword arg :pre
+compute ID group-ID voronoi/atom keyword arg ... :pre
 
 ID, group-ID are documented in "compute"_compute.html command :ulb,l
 voronoi/atom = style name of this compute command :l
+zero or more keyword/value pairs may be appended :l
 keyword = {only_group} or {surface} or {radius} or {edge_histo} or {edge_threshold} or {face_threshold} :l
-  {only_group} = no args
+  {only_group} = no arg
   {surface} arg = sgroup-ID
     sgroup-ID = compute the dividing surface between group-ID and sgroup-ID
       this keyword adds a third column to the compute output
diff --git a/doc/velocity.html b/doc/velocity.html
index ee47a4581b..75acd86462 100644
--- a/doc/velocity.html
+++ b/doc/velocity.html
@@ -13,7 +13,7 @@
 </H3>
 <P><B>Syntax:</B>
 </P>
-<PRE>velocity group-ID style args keyword value ... 
+<PRE>velocity group-ID style args keyword args ... 
 </PRE>
 <UL><LI>group-ID = ID of group of atoms whose velocity will be changed 
 
diff --git a/doc/velocity.txt b/doc/velocity.txt
index cf8d9ce38f..cecfa75dd0 100644
--- a/doc/velocity.txt
+++ b/doc/velocity.txt
@@ -10,7 +10,7 @@ velocity command :h3
 
 [Syntax:]
 
-velocity group-ID style args keyword value ... :pre
+velocity group-ID style args keyword args ... :pre
 
 group-ID = ID of group of atoms whose velocity will be changed :ulb,l
 style = {create} or {set} or {scale} or {ramp} or {zero} :l