diff --git a/DESCRIPTION b/DESCRIPTION
index ea669d8..d3b530d 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -1,6 +1,6 @@
 Package: TileDBArray
-Version: 1.19.0
-Date: 2024-10-01
+Version: 1.19.1
+Date: 2025-06-19
 Title: Using TileDB as a DelayedArray Backend
 Description: Implements a DelayedArray backend for reading and
     writing dense or sparse arrays in the TileDB format. The
diff --git a/NAMESPACE b/NAMESPACE
index 48b4bdb..6f431cd 100644
--- a/NAMESPACE
+++ b/NAMESPACE
@@ -45,7 +45,6 @@ importFrom(S4Vectors,isSingleString)
 importFrom(S4Vectors,setValidity2)
 importFrom(SparseArray,COO_SparseArray)
 importFrom(SparseArray,extract_sparse_array)
-importFrom(SparseArray,nzcoo)
-importFrom(SparseArray,nzdata)
+importFrom(SparseArray,nzvals)
 importFrom(SparseArray,nzwhich)
 importFrom(methods,show)
diff --git a/R/TileDBRealizationSink.R b/R/TileDBRealizationSink.R
index 3c120cb..f626f49 100644
--- a/R/TileDBRealizationSink.R
+++ b/R/TileDBRealizationSink.R
@@ -207,7 +207,7 @@ setValidity2("TileDBRealizationSink", function(object) {
 
 #' @export
 #' @importClassesFrom SparseArray COO_SparseArray
-#' @importFrom SparseArray nzcoo nzdata nzwhich
+#' @importFrom SparseArray nzwhich nzvals
 #' @importFrom DelayedArray start width
 setMethod("write_block", "TileDBRealizationSink", function(sink, viewport, block) {
     starts <- start(viewport) - 1L
@@ -215,14 +215,8 @@ setMethod("write_block", "TileDBRealizationSink", function(sink, viewport, block
     on.exit(tiledb_array_close(obj))
 
     if (sink@sparse) {
-        # Need this because COO_SparseArray doesn't support [.
-        if (is(block, "COO_SparseArray")) {
-            idx <- nzcoo(block)
-            vals <- nzdata(block)
-        } else {
-            idx <- nzwhich(block, arr.ind=TRUE)
-            vals <- block[idx]
-        }
+        idx <- nzwhich(block, arr.ind=TRUE)
+        vals <- nzvals(block)
 
         ndim <- ncol(idx)
         store <- vector("list", ndim + 1L)