diff --git a/doc/src/fix_box_relax.txt b/doc/src/fix_box_relax.txt
index 29ebeaeef391d370c5bb3f6659ccf73e68fe990b..d41607e2ed9e285289ea7d632592ec711c855377 100644
--- a/doc/src/fix_box_relax.txt
+++ b/doc/src/fix_box_relax.txt
@@ -221,8 +221,8 @@ This equation only applies when the box dimensions are equal to those
 of the reference dimensions. If this is not the case, then the
 converged stress tensor will not equal that specified by the user.  We
 can resolve this problem by periodically resetting the reference
-dimensions. The keyword {nreset_ref} controls how often this is done.
-If this keyword is not used, or is given a value of zero, then the
+dimensions. The keyword {nreset} controls how often this is done.  If
+this keyword is not used, or is given a value of zero, then the
 reference dimensions are set to those of the initial simulation domain
 and are never changed. A value of {nstep} means that every {nstep}
 minimization steps, the reference dimensions are set to those of the