diff --git a/R/ResamplingSpCVBlock.R b/R/ResamplingSpCVBlock.R
index a6d47b77f..3e0d609dc 100644
--- a/R/ResamplingSpCVBlock.R
+++ b/R/ResamplingSpCVBlock.R
@@ -12,7 +12,7 @@
 #'   task = tsk("ecuador")
 #'
 #'   # Instantiate Resampling
-#'   rcv = rsmp("spcv_block", range = 1000)
+#'   rcv = rsmp("spcv_block", range = 1000L)
 #'   rcv$instantiate(task)
 #'
 #'   # Individual sets:
diff --git a/R/autoplot.R b/R/autoplot.R
index f7f1e1b34..23d946a6e 100644
--- a/R/autoplot.R
+++ b/R/autoplot.R
@@ -47,7 +47,7 @@
 #'   library(mlr3)
 #'   library(mlr3spatiotempcv)
 #'   task = tsk("ecuador")
-#'   resampling = rsmp("spcv_block", range = 1000)
+#'   resampling = rsmp("spcv_block", range = 1000L)
 #'   resampling$instantiate(task)
 #'
 #'   ## Visualize all partitions
diff --git a/man/ResamplingSpCVBlock.Rd b/man/ResamplingSpCVBlock.Rd
index 133c6c746..83442d985 100644
--- a/man/ResamplingSpCVBlock.Rd
+++ b/man/ResamplingSpCVBlock.Rd
@@ -23,7 +23,7 @@ if (mlr3misc::require_namespaces(c("sf", "blockCV"), quietly = TRUE)) {
   task = tsk("ecuador")
 
   # Instantiate Resampling
-  rcv = rsmp("spcv_block", range = 1000)
+  rcv = rsmp("spcv_block", range = 1000L)
   rcv$instantiate(task)
 
   # Individual sets:
diff --git a/man/autoplot.ResamplingSpCVBlock.Rd b/man/autoplot.ResamplingSpCVBlock.Rd
index a36905b2c..d2690e0cb 100644
--- a/man/autoplot.ResamplingSpCVBlock.Rd
+++ b/man/autoplot.ResamplingSpCVBlock.Rd
@@ -88,7 +88,7 @@ if (mlr3misc::require_namespaces(c("sf", "blockCV"), quietly = TRUE)) {
   library(mlr3)
   library(mlr3spatiotempcv)
   task = tsk("ecuador")
-  resampling = rsmp("spcv_block", range = 1000)
+  resampling = rsmp("spcv_block", range = 1000L)
   resampling$instantiate(task)
 
   ## Visualize all partitions
diff --git a/tests/testthat/test-1-autoplot.R b/tests/testthat/test-1-autoplot.R
index 147251e29..e829dd259 100644
--- a/tests/testthat/test-1-autoplot.R
+++ b/tests/testthat/test-1-autoplot.R
@@ -142,7 +142,7 @@ test_that("plot() works for 'repeated_spcv_block'", {
   set.seed(42)
 
   plots = prepare_autoplot("repeated_spcv_block",
-    folds = 4, range = c(2, 4), repeats = 2)
+    folds = 4, range = c(2L, 4L), repeats = 2)
 
   # autoplot() is used instead of plot() to prevent side-effect plotting
   p1 = autoplot(plots$rsp, plots$task, crs = 4326)
diff --git a/tests/testthat/test-ResamplingRepeatedSpCVBlock.R b/tests/testthat/test-ResamplingRepeatedSpCVBlock.R
index 703ac7cbe..b3ee73bf1 100644
--- a/tests/testthat/test-ResamplingRepeatedSpCVBlock.R
+++ b/tests/testthat/test-ResamplingRepeatedSpCVBlock.R
@@ -1,6 +1,6 @@
 test_that("folds can be printed", {
   task = test_make_twoclass_task()
-  rsp = rsmp("repeated_spcv_block", folds = 3, repeats = 2, range = c(2, 4))
+  rsp = rsmp("repeated_spcv_block", folds = 3, repeats = 2, range = c(2L, 4L))
   rsp$instantiate(task)
 
   expect_equal(rsp$folds(1:6), c(1, 2, 1, 2, 1, 2))
@@ -8,7 +8,7 @@ test_that("folds can be printed", {
 
 test_that("reps can be printed", {
   task = test_make_twoclass_task()
-  rsp = rsmp("repeated_spcv_block", folds = 3, repeats = 2, range = c(2, 4))
+  rsp = rsmp("repeated_spcv_block", folds = 3, repeats = 2, range = c(2L, 4L))
   rsp$instantiate(task)
 
   expect_equal(rsp$repeats(1:9), c(1, 1, 1, 2, 2, 2, 3, 3, 3))
@@ -16,7 +16,7 @@ test_that("reps can be printed", {
 
 test_that("resampling iterations equals folds * repeats", {
   task = test_make_twoclass_task()
-  rsp = rsmp("repeated_spcv_block", folds = 3, repeats = 2, range = c(2, 4))
+  rsp = rsmp("repeated_spcv_block", folds = 3, repeats = 2, range = c(2L, 4L))
   rsp$instantiate(task)
 
   expect_equal(rsp$iters, 6)
@@ -32,7 +32,7 @@ test_that("error when neither cols & rows | range is specified", {
 
 test_that("error when length(range) != length(repeats)", {
   task = test_make_twoclass_task()
-  rsp = rsmp("repeated_spcv_block", repeats = 2, range = 5)
+  rsp = rsmp("repeated_spcv_block", repeats = 2, range = 5L)
   expect_error(
     rsp$instantiate(task),
     ".*to be the same length as 'range'."
@@ -41,13 +41,13 @@ test_that("error when length(range) != length(repeats)", {
 
 test_that("no error when length(range) == repeats", {
   task = test_make_twoclass_task()
-  rsp = rsmp("repeated_spcv_block", folds = 3, repeats = 2, range = c(2, 4))
+  rsp = rsmp("repeated_spcv_block", folds = 3, repeats = 2, range = c(2L, 4L))
   expect_silent(rsp$instantiate(task))
 })
 
 test_that("error when number of desired folds is larger than number possible blocks", {
   task = test_make_twoclass_task()
-  rsp = rsmp("repeated_spcv_block", folds = 10, repeats = 2, range = c(2, 4))
+  rsp = rsmp("repeated_spcv_block", folds = 10, repeats = 2, range = c(2L, 4L))
   expect_error(rsp$instantiate(task))
 })
 
diff --git a/tests/testthat/test-ResamplingSpCVBlock.R b/tests/testthat/test-ResamplingSpCVBlock.R
index 99e30ea3a..bd624d62b 100644
--- a/tests/testthat/test-ResamplingSpCVBlock.R
+++ b/tests/testthat/test-ResamplingSpCVBlock.R
@@ -1,6 +1,6 @@
 test_that("resampling iterations equals folds", {
   task = test_make_twoclass_task()
-  rsp = rsmp("spcv_block", folds = 2, range = 2)
+  rsp = rsmp("spcv_block", folds = 2, range = 2L)
   rsp$instantiate(task)
 
   expect_equal(rsp$iters, 2)
@@ -8,7 +8,7 @@ test_that("resampling iterations equals folds", {
 
 test_that("error when number of desired folds is larger than number possible blocks", {
   task = test_make_twoclass_task()
-  rsp = rsmp("spcv_block", folds = 10, range = 4)
+  rsp = rsmp("spcv_block", folds = 10, range = 4L)
 
   expect_error(rsp$instantiate(task))
 })
@@ -33,7 +33,7 @@ test_that("error when only one of rows or cols is set", {
 })
 
 test_that("Error when length(range) >= 2", {
-  expect_error(rsmp("spcv_block", range = c(500, 1000)))
+  expect_error(rsmp("spcv_block", range = c(500L, 1000L)))
 })
 
 
@@ -44,7 +44,7 @@ test_that("mlr3spatiotempcv indices are the same as blockCV indices: selection =
   task = test_make_blockCV_test_task()
 
   rsmp <- rsmp("spcv_block",
-    range = 50000,
+    range = 50000L,
     selection = "checkerboard")
   rsmp$instantiate(task)
 
@@ -53,7 +53,7 @@ test_that("mlr3spatiotempcv indices are the same as blockCV indices: selection =
   capture.output(testBlock <- suppressMessages(
     suppressWarnings(blockCV::spatialBlock(
       speciesData = testSF,
-      theRange = 50000,
+      theRange = 50000L,
       selection = "checkerboard",
       showBlocks = FALSE)
   )))
@@ -98,7 +98,7 @@ test_that("mlr3spatiotempcv indices are the same as blockCV indices: rasterLayer
   r[] <- 10
 
   rsmp <- rsmp("spcv_block",
-    range = 50000,
+    range = 50000L,
     selection = "checkerboard",
     rasterLayer = r)
   rsmp$instantiate(task)
@@ -108,7 +108,7 @@ test_that("mlr3spatiotempcv indices are the same as blockCV indices: rasterLayer
   capture.output(testBlock <- suppressMessages(
     blockCV::spatialBlock(
       speciesData = testSF,
-      theRange = 50000,
+      theRange = 50000L,
       selection = "checkerboard",
       rasterLayer = r,
       showBlocks = FALSE,