diff --git a/R/select_weight.R b/R/select_weight.R
index f344250..17da336 100644
--- a/R/select_weight.R
+++ b/R/select_weight.R
@@ -9,11 +9,12 @@
 #' @param grp string containing the name of the column where the group membership variable is stored in df
 #' @param X vector of strings containing the name of confounders to be included in the model
 #' @param instr vector of strings containing the name of instrumental variables to be included in the model
+#' @param type.res string containing the type of glm residuals to be used. Default is "deviance"
 #' @return A vector of weights to be included in a PCBSM
 #' @export
 
 
-select_weight <- function(df=NULL,grp=NULL,X=NULL,instr=NULL) {
+select_weight <- function(df=NULL,grp=NULL,X=NULL,instr=NULL,type.res="deviance") {
   formu <- paste0(grp,"~")
   formu2 <- paste(X,sep="+",collapse="+")
   formu3 <- paste(instr,sep="+",collapse="+")
@@ -25,6 +26,6 @@ select_weight <- function(df=NULL,grp=NULL,X=NULL,instr=NULL) {
   }
   formu <- paste(formu,formu2)
   logit_mod <- glm(formula = formu,data = df,family = binomial(link = "probit"))
-  res <- residuals(logit_mod)
+  res <- residuals(logit_mod,type=type.res)
   return(res)
 }
diff --git a/man/select_weight.Rd b/man/select_weight.Rd
index f553e12..93812b6 100644
--- a/man/select_weight.Rd
+++ b/man/select_weight.Rd
@@ -4,7 +4,13 @@
 \alias{select_weight}
 \title{Compute confounding weights for the PCBSM.}
 \usage{
-select_weight(df = NULL, grp = NULL, X = NULL, instr = NULL)
+select_weight(
+  df = NULL,
+  grp = NULL,
+  X = NULL,
+  instr = NULL,
+  type.res = "deviance"
+)
 }
 \arguments{
 \item{df}{data.frame containing the data}
@@ -14,6 +20,8 @@ select_weight(df = NULL, grp = NULL, X = NULL, instr = NULL)
 \item{X}{vector of strings containing the name of confounders to be included in the model}
 
 \item{instr}{vector of strings containing the name of instrumental variables to be included in the model}
+
+\item{type.res}{string containing the type of glm residuals to be used. Default is "deviance"}
 }
 \value{
 A vector of weights to be included in a PCBSM