diff --git a/doc/pair_yukawa_colloid.html b/doc/pair_yukawa_colloid.html
index 4e8fe33db4..c74d7e3a05 100644
--- a/doc/pair_yukawa_colloid.html
+++ b/doc/pair_yukawa_colloid.html
@@ -152,6 +152,8 @@ diameter.
 </P>
 <P><B>Default:</B> none
 </P>
+<HR>
+
 <A NAME = "Safran"></A>
 
 <P><B>(Safran)</B> Safran, Statistical Thermodynamics of Surfaces, Interfaces,
diff --git a/doc/pair_yukawa_colloid.txt b/doc/pair_yukawa_colloid.txt
index c6ac6a7e46..16c2682f39 100644
--- a/doc/pair_yukawa_colloid.txt
+++ b/doc/pair_yukawa_colloid.txt
@@ -147,6 +147,8 @@ diameter.
 
 [Default:] none
 
+:line
+
 :link(Safran)
 [(Safran)] Safran, Statistical Thermodynamics of Surfaces, Interfaces,
 And Membranes, Westview Press, ISBN: 978-0813340791 (2003).