diff --git a/DESCRIPTION b/DESCRIPTION
index ee3009cb..4a72e2a5 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,7 +1,7 @@
 Type: Package
 Package: officer
 Title: Manipulation of Microsoft Word and PowerPoint Documents
-Version: 0.6.7.014
+Version: 0.6.7.015
 Authors@R: c(
     person("David", "Gohel", , "david.gohel@ardata.fr", role = c("aut", "cre")),
     person("Stefan", "Moog", , "moogs@gmx.de", role = "aut"),
diff --git a/R/ppt_ph_dedupe_layout.R b/R/ppt_ph_dedupe_layout.R
index b486cde4..ab6edae4 100644
--- a/R/ppt_ph_dedupe_layout.R
+++ b/R/ppt_ph_dedupe_layout.R
@@ -73,7 +73,8 @@ layout_dedupe_ph_labels <- function(x, action = "detect", print_info = FALSE) {
     if (xfrm$delete_flag[i]) {
       xml2::xml_remove(shape)
     } else {
-      xml2::xml_find_first(shape, ".//p:cNvPr") |> xml2::xml_set_attr("name", xfrm$ph_label_new[i])
+      nodes <- xml2::xml_find_first(shape, ".//p:cNvPr")
+      xml2::xml_set_attr(nodes, "name", xfrm$ph_label_new[i])
     }
   }
   layout$save() # persist changes in slideout xml file
@@ -118,7 +119,7 @@ has_ph_dupes <- function(x) {
     return(invisible(NULL))
   }
   .df_2 <- x$slideLayouts$get_xfrm_data()
-  .df_2 <- .df_2[, c("master_file", "master_name"), drop = FALSE] |> unique()
+  .df_2 <- unique(.df_2[, c("master_file", "master_name"), drop = FALSE])
   df <- merge(.df_1, .df_2, sort = FALSE)
   rownames(df) <- NULL
   df <- df[, c("master_name", "name", "ph_label", "ph_label_new", "delete_flag"), drop = FALSE]
diff --git a/R/pptx_layout_helper.R b/R/pptx_layout_helper.R
index 679109a5..30f3579a 100644
--- a/R/pptx_layout_helper.R
+++ b/R/pptx_layout_helper.R
@@ -50,17 +50,6 @@ get_layout <- function(x, layout, master = NULL) {
 }
 
 
-
-# else {
-#   # multiple layouts
-#   layout_exists(x, layout, must_exist = TRUE)
-#   layout_is_unique(x, layout, require_unique = TRUE)
-#   index <- which(df$layout_name == layout)
-# }
-# index <- which(df$layout_name == layout)
-# l <- df[index, ] |> as.list()
-# # l <- c(index = index, l, slide_layout = slide_layout)
-
 #' @export
 print.layout_info <- function(x, ...) {
   cli::cli_h3("{.cls layout_info} object")
diff --git a/R/utils.R b/R/utils.R
index a97ae660..cf69f6dc 100644
--- a/R/utils.R
+++ b/R/utils.R
@@ -263,7 +263,8 @@ is_doc_open <- function(file) {
 #   get_file_index(files)
 #
 get_file_index <- function(file) {
-  sub(pattern = ".+?(\\d+).xml$", replacement = "\\1", x = basename(file), ignore.case = TRUE) |> as.numeric()
+  x <- sub(pattern = ".+?(\\d+).xml$", replacement = "\\1", x = basename(file), ignore.case = TRUE)
+  as.numeric(x)
 }
 
 
diff --git a/tests/testthat/test-pptx-add.R b/tests/testthat/test-pptx-add.R
index 79bbc63b..10a275f4 100644
--- a/tests/testthat/test-pptx-add.R
+++ b/tests/testthat/test-pptx-add.R
@@ -349,40 +349,40 @@ test_that("pptx ph_location_type", {
   on.exit(options(opts))
 
   x <- read_pptx()
-  x <- x |> add_slide("Two Content")
+  x <- add_slide(x, "Two Content")
 
   expect_no_error({
-    x |> ph_with("correct ph type id", ph_location_type("body", type_idx = 1))
+    ph_with(x, "correct ph type id", ph_location_type("body", type_idx = 1))
   })
 
   expect_warning({
-    x |> ph_with("cannot supply id AND type_idx", ph_location_type("body", type_idx = 1, id = 1))
+    ph_with(x, "cannot supply id AND type_idx", ph_location_type("body", type_idx = 1, id = 1))
   }, regexp = "`id` is ignored if `type_idx` is provided", fixed = TRUE)
 
   expect_warning({
-    x |> ph_with("id still working with warning to avoid breaking change", ph_location_type("body", id = 1))
+    ph_with(x, "id still working with warning to avoid breaking change", ph_location_type("body", id = 1))
   }, regexp = "The `id` argument in `ph_location_type()` is deprecated", fixed = TRUE)
 
   expect_error({
-      x |> ph_with("out of range type id", ph_location_type("body", type_idx = 3)) # 3 does not exists => no error or warning
+      ph_with(x, "out of range type id", ph_location_type("body", type_idx = 3)) # 3 does not exists => no error or warning
   }, regexp = "`type_idx` is out of range.", fixed = TRUE)
 
   expect_error({
     expect_warning({
-    x |> ph_with("out of range type id", ph_location_type("body", id = 3)) # 3 does not exists => no error or warning
+    ph_with(x, "out of range type id", ph_location_type("body", id = 3)) # 3 does not exists => no error or warning
     }, regexp = " The `id` argument in `ph_location_type()` is deprecated", fixed = TRUE)
   }, regexp = "`id` is out of range.", fixed = TRUE)
 
   expect_error({
-    x |> ph_with("type okay but not available in layout", ph_location_type("tbl")) # tbl not on layout
+    ph_with(x, "type okay but not available in layout", ph_location_type("tbl")) # tbl not on layout
   }, regexp = "Found no placeholder of type", fixed = TRUE)
 
   expect_error({
-    x |> ph_with("xxx is unknown type", ph_location_type("xxx"))
+    ph_with(x, "xxx is unknown type", ph_location_type("xxx"))
   }, regexp = 'type "xxx" is unknown', fixed = TRUE)
 
   expect_no_error({ # for complete coverage
-    x |> ph_with(" ph type position_right", ph_location_type("body", position_right = TRUE))
+    ph_with(x, " ph type position_right", ph_location_type("body", position_right = TRUE))
   })
 })
 
@@ -416,11 +416,11 @@ test_that("pptx ph_location_id", {
 
   # downstream errors
   x <- read_pptx()
-  x <- x |> add_slide("Comparison")
+  x <- add_slide(x, "Comparison")
 
   expect_error(
     {
-      x |> ph_with("id does not exist", ph_location_id(id = 1000))
+      ph_with(x, "id does not exist", ph_location_id(id = 1000))
     },
     "`id` 1000 does not exist",
     fixed = TRUE
@@ -430,7 +430,7 @@ test_that("pptx ph_location_id", {
   expect_no_error({
     ids <- layout_properties(x, "Comparison")$id
     for (id in ids) {
-      x |> ph_with(paste("text:", id), ph_location_id(id, newlabel = paste("newlabel:", id)))
+      ph_with(x, paste("text:", id), ph_location_id(id, newlabel = paste("newlabel:", id)))
     }
   })
   nodes <- xml_find_all(