diff --git a/DESCRIPTION b/DESCRIPTION
index 834db17fa1..beeab49243 100644
--- a/DESCRIPTION
+++ b/DESCRIPTION
@@ -51,7 +51,8 @@ Suggests:
     scda.2021 (>= 0.1.3),
     teal.widgets (>= 0.1.1),
     testthat (>= 2.0),
-    withr
+    withr,
+    yaml
 VignetteBuilder:
     knitr
 RdMacros:
diff --git a/NEWS.md b/NEWS.md
index f02ffdf553..e30935f4bf 100644
--- a/NEWS.md
+++ b/NEWS.md
@@ -2,6 +2,7 @@
 
 ### Enhancements
 * Enhanced the initial shiny input cycle, all encoding inputs are available from the beginning when each module server is executed.
+* Updated the internals of `module_teal` to reflect changes in `teal.slice`.
 
 # teal 0.11.1
 
diff --git a/R/dummy_functions.R b/R/dummy_functions.R
index b06ff82a1e..373bf3650d 100644
--- a/R/dummy_functions.R
+++ b/R/dummy_functions.R
@@ -92,11 +92,7 @@ get_dummy_cdisc_data <- function() { # nolint
 #' @keywords internal
 get_dummy_datasets <- function() { # nolint
   dummy_cdisc_data <- get_dummy_cdisc_data()
-  datasets <- teal.slice:::filtered_data_new(dummy_cdisc_data)
-  isolate({
-    teal.slice:::filtered_data_set(dummy_cdisc_data, datasets)
-  })
-  return(datasets)
+  return(teal.slice::init_filtered_data(dummy_cdisc_data))
 }
 
 #' Get dummy modules
diff --git a/R/module_teal.R b/R/module_teal.R
index 2c65a9c82d..08bbd26da3 100644
--- a/R/module_teal.R
+++ b/R/module_teal.R
@@ -184,9 +184,8 @@ srv_teal <- function(id, modules, raw_data, filter = list()) {
       env$progress$set(0.25, message = "Setting data")
       # create the FilteredData object (here called 'datasets') whose class depends on the class of raw_data()
       # this is placed in the module scope so that bookmarking can be used with FilteredData object
-      datasets <- teal.slice:::filtered_data_new(raw_data())
-      # transfer the datasets from raw_data() into the FilteredData object
-      teal.slice:::filtered_data_set(raw_data(), datasets)
+      datasets <- teal.slice::init_filtered_data(raw_data())
+
       logger::log_trace("srv_teal@4 Raw Data transferred to FilteredData.")
       datasets
     })
diff --git a/tests/testthat/test-module_nested_tabs.R b/tests/testthat/test-module_nested_tabs.R
index 49d6b92c90..2194e7103a 100644
--- a/tests/testthat/test-module_nested_tabs.R
+++ b/tests/testthat/test-module_nested_tabs.R
@@ -1,5 +1,6 @@
-filtered_data <- teal.slice:::FilteredData$new()
-filtered_data$set_dataset(teal.data::dataset(dataname = "iris", x = head(iris)))
+filtered_data <- teal.slice::init_filtered_data(
+  list(iris = list(dataset = head(iris)))
+)
 
 test_module1 <- module(
   label = "test1",
diff --git a/tests/testthat/test-module_tabs_with_filters.R b/tests/testthat/test-module_tabs_with_filters.R
index e84e1cf8ad..91a6bb853a 100644
--- a/tests/testthat/test-module_tabs_with_filters.R
+++ b/tests/testthat/test-module_tabs_with_filters.R
@@ -1,6 +1,9 @@
-filtered_data <- teal.slice:::FilteredData$new()
-filtered_data$set_dataset(teal.data::dataset(dataname = "iris", x = head(iris)))
-filtered_data$set_dataset(teal.data::dataset(dataname = "mtcars", x = head(mtcars)))
+filtered_data <- teal.slice::init_filtered_data(
+  list(
+    iris = list(dataset = head(iris)),
+    mtcars = list(dataset = head(mtcars))
+  )
+)
 
 test_module1 <- module(
   label = "iris tab",
diff --git a/tests/testthat/test-module_teal.R b/tests/testthat/test-module_teal.R
index d5f3ee21f6..3d41e2db10 100644
--- a/tests/testthat/test-module_teal.R
+++ b/tests/testthat/test-module_teal.R
@@ -43,8 +43,7 @@ testthat::test_that("srv_teal initializes the data when raw_data changes", {
 })
 
 testthat::test_that("srv_teal initialized FilteredData based on the raw_data input", {
-  filtered_data <- teal.slice:::filtered_data_new(data)
-  teal.slice:::filtered_data_set(data, filtered_data)
+  filtered_data <- teal.slice::init_filtered_data(data)
 
   shiny::testServer(
     app = srv_teal,