diff --git a/doc/src/fix_qbmsst.rst b/doc/src/fix_qbmsst.rst
index b7a4f49300..112c5f1842 100644
--- a/doc/src/fix_qbmsst.rst
+++ b/doc/src/fix_qbmsst.rst
@@ -15,7 +15,7 @@ Syntax
 * dir = *x* or *y* or *z*
 * shockvel = shock velocity (strictly positive, velocity units)
 * zero or more keyword/value pairs may be appended
-* keyword = *q* or *mu* or *p0* or *v0* or *e0* or *tscale* or *damp* or *seed*\ or *f_max* or *N_f* or *eta* or *beta* or *T_init*
+* keyword = *q* or *mu* or *p0* or *v0* or *e0* or *tscale* or *damp* or *seed* or *f_max* or *N_f* or *eta* or *beta* or *T_init*
 
   .. parsed-literal::