diff --git a/R/methods_cplm.R b/R/methods_cplm.R
index e8e2c2790..503371584 100644
--- a/R/methods_cplm.R
+++ b/R/methods_cplm.R
@@ -50,6 +50,7 @@
 #' - **betareg**, **DirichletRegModel**: `"precision"`
 #' - **mvord**: `"thresholds"` and `"correlation"`
 #' - **clm2**: `"scale"`
+#' - **selection**: `"selection"`, `"outcome"`, and `"auxiliary"`
 #'
 #' For models of class `brmsfit` (package **brms**), `component`, even more
 #' options are possible for the `component` argument, which are not all
diff --git a/man/model_parameters.glmmTMB.Rd b/man/model_parameters.glmmTMB.Rd
index a308dcf53..799cc8704 100644
--- a/man/model_parameters.glmmTMB.Rd
+++ b/man/model_parameters.glmmTMB.Rd
@@ -299,6 +299,7 @@ Some model classes also allow rather uncommon options. These are:
 \item \strong{betareg}, \strong{DirichletRegModel}: \code{"precision"}
 \item \strong{mvord}: \code{"thresholds"} and \code{"correlation"}
 \item \strong{clm2}: \code{"scale"}
+\item \strong{selection}: \code{"selection"}, \code{"outcome"}, and \code{"auxiliary"}
 }
 
 For models of class \code{brmsfit} (package \strong{brms}), \code{component}, even more
diff --git a/man/model_parameters.mlm.Rd b/man/model_parameters.mlm.Rd
index e17b4f959..f5d4f0c43 100644
--- a/man/model_parameters.mlm.Rd
+++ b/man/model_parameters.mlm.Rd
@@ -243,6 +243,7 @@ Some model classes also allow rather uncommon options. These are:
 \item \strong{betareg}, \strong{DirichletRegModel}: \code{"precision"}
 \item \strong{mvord}: \code{"thresholds"} and \code{"correlation"}
 \item \strong{clm2}: \code{"scale"}
+\item \strong{selection}: \code{"selection"}, \code{"outcome"}, and \code{"auxiliary"}
 }
 
 For models of class \code{brmsfit} (package \strong{brms}), \code{component}, even more
diff --git a/man/model_parameters.zcpglm.Rd b/man/model_parameters.zcpglm.Rd
index 98e3786d4..fa216f1b3 100644
--- a/man/model_parameters.zcpglm.Rd
+++ b/man/model_parameters.zcpglm.Rd
@@ -170,6 +170,7 @@ Some model classes also allow rather uncommon options. These are:
 \item \strong{betareg}, \strong{DirichletRegModel}: \code{"precision"}
 \item \strong{mvord}: \code{"thresholds"} and \code{"correlation"}
 \item \strong{clm2}: \code{"scale"}
+\item \strong{selection}: \code{"selection"}, \code{"outcome"}, and \code{"auxiliary"}
 }
 
 For models of class \code{brmsfit} (package \strong{brms}), \code{component}, even more