diff --git a/doc/src/dihedral_nharmonic.txt b/doc/src/dihedral_nharmonic.txt
index 7a8bf6cdb7c6ce73c0593896ace978cac62e044a..660bbb3f1f521a76faa1ec334ead659bdef3ffc0 100644
--- a/doc/src/dihedral_nharmonic.txt
+++ b/doc/src/dihedral_nharmonic.txt
@@ -16,7 +16,7 @@ dihedral_style nharmonic :pre
 [Examples:]
 
 dihedral_style nharmonic
-dihedral_coeff 3 10.0 20.0 30.0 :pre
+dihedral_coeff * 3 10.0 20.0 30.0 :pre
 
 [Description:]