diff --git a/doc/fix_setforce.html b/doc/fix_setforce.html
index 0ae813fa99..94cb73fc42 100644
--- a/doc/fix_setforce.html
+++ b/doc/fix_setforce.html
@@ -13,7 +13,7 @@
 </H3>
 <P><B>Syntax:</B>
 </P>
-<PRE>fix ID group-ID setforce fx fy fz 
+<PRE>fix ID group-ID setforce fx fy fz keyword value ... 
 </PRE>
 <UL><LI>ID, group-ID are documented in <A HREF = "fix.html">fix</A> command 
 
diff --git a/doc/fix_setforce.txt b/doc/fix_setforce.txt
index b6fdd9e9ec..bc5fde3fd3 100644
--- a/doc/fix_setforce.txt
+++ b/doc/fix_setforce.txt
@@ -10,7 +10,7 @@ fix setforce command :h3
 
 [Syntax:]
 
-fix ID group-ID setforce fx fy fz :pre
+fix ID group-ID setforce fx fy fz keyword value ... :pre
 
 ID, group-ID are documented in "fix"_fix.html command :ulb,l
 setforce = style name of this fix command :l