diff --git a/DESCRIPTION b/DESCRIPTION
index 7b2867c..9d87adb 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -86,8 +86,6 @@ biocViews:
     Transcriptomics, 
     SingleCell,
     Spatial
-Remotes:
-    Huber-group-EMBL/Rarr@b0c8174
 License: Artistic-2.0
 Encoding: UTF-8
 VignetteBuilder: knitr
diff --git a/NAMESPACE b/NAMESPACE
index f22eb4a..bd11b31 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -134,7 +134,6 @@ importFrom(S4Vectors,isSequence)
 importFrom(S4Vectors,make_zero_col_DFrame)
 importFrom(S4Vectors,metadata)
 importFrom(S4Vectors,setValidity2)
-importFrom(S4Vectors,transform)
 importFrom(SingleCellExperiment,"int_colData<-")
 importFrom(SingleCellExperiment,"int_metadata<-")
 importFrom(SingleCellExperiment,SingleCellExperiment)
@@ -150,6 +149,7 @@ importFrom(ZarrArray,ZarrArray)
 importFrom(ZarrArray,path)
 importFrom(ZarrArray,type)
 importFrom(anndataR,read_zarr)
+importFrom(base,transform)
 importFrom(dplyr,all_of)
 importFrom(dplyr,coalesce)
 importFrom(dplyr,collect)
diff --git a/R/trans.R b/R/trans.R
index d26a8e4..a13ef37 100644
--- a/R/trans.R
+++ b/R/trans.R
@@ -50,8 +50,8 @@ NULL
 
 #' @export
 #' @rdname trans
-#' @importFrom S4Vectors transform
-setMethod("transform", "SpatialDataElement", \(`_data`, i=1, ...) {
+#' @importFrom base transform
+setMethod("transform", signature(`_data` = "SpatialDataElement", i = "ANY"), \(`_data`, i=1, ...) {
     stopifnot(
         length(i) == 1, is.character(i) | 
         (is.numeric(i) && i == round(i)))