diff --git a/DESCRIPTION b/DESCRIPTION
index 0e542fcf..b867668a 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,5 +1,5 @@
 Package: AMR
-Version: 1.8.2.9012
+Version: 1.8.2.9013
 Date: 2022-10-10
 Title: Antimicrobial Resistance Data Analysis
 Description: Functions to simplify and standardise antimicrobial resistance (AMR)
diff --git a/NEWS.md b/NEWS.md
index 71a1d94c..1fa982fa 100755
--- a/NEWS.md
+++ b/NEWS.md
@@ -1,4 +1,4 @@
-# AMR 1.8.2.9012
+# AMR 1.8.2.9013
 
 This version will eventually become v2.0! We're happy to reach a new major milestone soon!
 
diff --git a/R/add_custom_antimicrobials.R b/R/add_custom_antimicrobials.R
index 9c320f93..bd7a4051 100644
--- a/R/add_custom_antimicrobials.R
+++ b/R/add_custom_antimicrobials.R
@@ -27,9 +27,9 @@
 # how to conduct AMR data analysis: https://msberends.github.io/AMR/   #
 # ==================================================================== #
 
-#' Add Manual Antimicrobials to This Package
+#' Add Custom Antimicrobials to This Package
 #' 
-#' With [add_custom_antimicrobials()] you can add your own manual antimicrobial codes to the `AMR` package.
+#' With [add_custom_antimicrobials()] you can add your own custom antimicrobial codes to the `AMR` package.
 #' @param x a [data.frame] resembling the [antibiotics] data set, at least containing columns "ab" and "name"
 #' @details Due to how \R works, the [add_custom_antimicrobials()] function has to be run in every \R session - added antimicrobials are not stored between sessions and are thus lost when \R is exited. It is possible to save the antimicrobial additions to your `.Rprofile` file to circumvent this, although this requires to load the `AMR` package at every start-up:
 #' 
@@ -55,15 +55,17 @@
 #'   as.ab("test")
 #' )
 #' 
-#' # now add a manual entry - it will be considered by as.ab() and
+#' # now add a custom entry - it will be considered by as.ab() and
 #' # all ab_*() functions
 #' add_custom_antimicrobials(
 #'   data.frame(ab = "TEST",
 #'              name = "Test Antibiotic",
+#'              # you can add any property present in the
+#'              # 'antibiotics' data set, such as 'group':
 #'              group = "Test Group")
 #' )
 #' 
-#' "test" is now a new antibiotic:
+#' # "test" is now a new antibiotic:
 #' as.ab("test")
 #' ab_name("test")
 #' ab_group("test")
@@ -99,5 +101,5 @@ clear_custom_antimicrobials <- function() {
   assignInNamespace(x = "AB_lookup",
                     value = create_AB_lookup(),
                     ns = asNamespace("AMR"))
-  message_("Manual antimicrobials cleared.")
+  message_("Custom antimicrobials cleared.")
 }
diff --git a/man/add_custom_antimicrobials.Rd b/man/add_custom_antimicrobials.Rd
index 36b1f450..bcfeed11 100644
--- a/man/add_custom_antimicrobials.Rd
+++ b/man/add_custom_antimicrobials.Rd
@@ -3,7 +3,7 @@
 \name{add_custom_antimicrobials}
 \alias{add_custom_antimicrobials}
 \alias{clear_custom_antimicrobials}
-\title{Add Manual Antimicrobials to This Package}
+\title{Add Custom Antimicrobials to This Package}
 \usage{
 add_custom_antimicrobials(x)
 
@@ -13,7 +13,7 @@ clear_custom_antimicrobials()
 \item{x}{a \link{data.frame} resembling the \link{antibiotics} data set, at least containing columns "ab" and "name"}
 }
 \description{
-With \code{\link[=add_custom_antimicrobials]{add_custom_antimicrobials()}} you can add your own manual antimicrobial codes to the \code{AMR} package.
+With \code{\link[=add_custom_antimicrobials]{add_custom_antimicrobials()}} you can add your own custom antimicrobial codes to the \code{AMR} package.
 }
 \details{
 Due to how \R works, the \code{\link[=add_custom_antimicrobials]{add_custom_antimicrobials()}} function has to be run in every \R session - added antimicrobials are not stored between sessions and are thus lost when \R is exited. It is possible to save the antimicrobial additions to your \code{.Rprofile} file to circumvent this, although this requires to load the \code{AMR} package at every start-up:
@@ -38,15 +38,17 @@ suppressWarnings(
   as.ab("test")
 )
 
-# now add a manual entry - it will be considered by as.ab() and
+# now add a custom entry - it will be considered by as.ab() and
 # all ab_*() functions
 add_custom_antimicrobials(
   data.frame(ab = "TEST",
              name = "Test Antibiotic",
+             # you can add any property present in the
+             # 'antibiotics' data set, such as 'group':
              group = "Test Group")
 )
 
-"test" is now a new antibiotic:
+# "test" is now a new antibiotic:
 as.ab("test")
 ab_name("test")
 ab_group("test")