diff --git a/R/actorizer.R b/R/actorizer.R
index f73145b..8c4bfe8 100644
--- a/R/actorizer.R
+++ b/R/actorizer.R
@@ -8,12 +8,13 @@
 #' @param postfix Regex containing postfixes that should be excluded from hits
 #' @param identifier String used to mark highlights. Should be a lowercase string
 #' @param udmodel The udpipe model used for parsing every hit
+#' @param ver Short string (preferably a single word/sequence) indicating the version of the updated document (i.e. for a udpipe update this string might be 'udV2')
 #' @param es_super Password for write access to ElasticSearch
 #' @return As this is a nested function used within elasticizer, there is no return output
 #' @export
 #' @examples
 #' actorizer(out, localhost = F, ids, type, prefix, postfix, identifier, udmodel, es_super)
-actorizer <- function(out, localhost = F, ids, type, prefix, postfix, identifier, udmodel, es_super) {
+actorizer <- function(out, localhost = F, ids, type, prefix, postfix, identifier, udmodel, es_super, ver) {
   fncols <- function(data, cname) {
     add <-cname[!cname%in%names(data)]
 
@@ -82,7 +83,7 @@ actorizer <- function(out, localhost = F, ids, type, prefix, postfix, identifier
 
   ids <- fromJSON(ids)
   updates <- bind_rows(mclapply(seq(1,length(out[[1]]),1), sentencizer, out = out, ids = ids, postfix = postfix, prefix=prefix, identifier=identifier, udmodel = udmodel, mc.cores = detectCores()))
-  bulk <- apply(updates, 1, bulk_writer, varname ='actorsDetail', type = 'add')
-  bulk <- c(bulk,apply(updates[c(1,8)], 1, bulk_writer, varname='actors', type = 'add'))
+  bulk <- apply(updates, 1, bulk_writer, varname ='actorsDetail', type = 'add', ver = ver)
+  bulk <- c(bulk,apply(updates[c(1,8)], 1, bulk_writer, varname='actors', type = 'add', ver = ver))
   return(elastic_update(bulk, es_super = es_super, localhost = localhost))
 }
diff --git a/R/ud_update.R b/R/ud_update.R
index f940f36..1625602 100644
--- a/R/ud_update.R
+++ b/R/ud_update.R
@@ -6,6 +6,7 @@
 #' @param udmodel UDpipe model to use
 #' @param es_super Password for write access to ElasticSearch
 #' @param cores Number of cores to use for parallel processing, defaults to detectCores() (all cores available)
+#' @param ver Short string (preferably a single word/sequence) indicating the version of the updated document (i.e. for a udpipe update this string might be 'udV2')
 #' @return A vector of 1's indicating the success of each update call
 #' @export
 #' @examples
@@ -18,7 +19,7 @@
 #   }
 # }
 
-ud_update <- function(out, localhost = T, udmodel, es_super = .rs.askForPassword("ElasticSearch WRITE"), cores = detectCores()) {
+ud_update <- function(out, localhost = T, udmodel, es_super = .rs.askForPassword("ElasticSearch WRITE"), cores = detectCores(), ver) {
   ### Use correct interpunction, by inserting a '. ' at the end of every text field, then removing any duplicate occurences
   out <- out %>%
     mutate(`_source.title` = str_replace_na(`_source.title`, replacement = '')) %>%
@@ -55,7 +56,7 @@ ud_update <- function(out, localhost = T, udmodel, es_super = .rs.askForPassword
     return(ud)
   }
   ud <- bind_rows(mclapply(seq(1,length(out[[1]]),1), par_proc, out = out, udmodel=udmodel, mc.cores = cores))
-  bulk <- apply(ud, 1, bulk_writer, varname = 'ud', type = 'set')
+  bulk <- apply(ud, 1, bulk_writer, varname = 'ud', type = 'set', ver = ver)
   res <- elastic_update(bulk, es_super = es_super, localhost = localhost)
   return(res)
 }
diff --git a/man/actorizer.Rd b/man/actorizer.Rd
index b7095b8..a14f977 100644
--- a/man/actorizer.Rd
+++ b/man/actorizer.Rd
@@ -5,7 +5,7 @@
 \title{Updater function for elasticizer: Conduct actor searches}
 \usage{
 actorizer(out, localhost = F, ids, type, prefix, postfix, identifier,
-  udmodel, es_super)
+  udmodel, es_super, ver)
 }
 \arguments{
 \item{out}{Does not need to be defined explicitly! (is already parsed in the elasticizer function)}
@@ -23,6 +23,8 @@ actorizer(out, localhost = F, ids, type, prefix, postfix, identifier,
 \item{udmodel}{The udpipe model used for parsing every hit}
 
 \item{es_super}{Password for write access to ElasticSearch}
+
+\item{ver}{Short string (preferably a single word/sequence) indicating the version of the updated document (i.e. for a udpipe update this string might be 'udV2')}
 }
 \value{
 As this is a nested function used within elasticizer, there is no return output
diff --git a/man/ud_update.Rd b/man/ud_update.Rd
index 6cfc8fb..0a80d2f 100644
--- a/man/ud_update.Rd
+++ b/man/ud_update.Rd
@@ -6,7 +6,7 @@
 \usage{
 ud_update(out, localhost = T, udmodel,
   es_super = .rs.askForPassword("ElasticSearch WRITE"),
-  cores = detectCores())
+  cores = detectCores(), ver)
 }
 \arguments{
 \item{out}{Does not need to be defined explicitly! (is already parsed in the elasticizer function)}
@@ -18,6 +18,8 @@ ud_update(out, localhost = T, udmodel,
 \item{es_super}{Password for write access to ElasticSearch}
 
 \item{cores}{Number of cores to use for parallel processing, defaults to detectCores() (all cores available)}
+
+\item{ver}{Short string (preferably a single word/sequence) indicating the version of the updated document (i.e. for a udpipe update this string might be 'udV2')}
 }
 \value{
 A vector of 1's indicating the success of each update call