diff --git a/tests/testthat/test-Start-transform-lon-across_meridian.R b/tests/testthat/test-Start-transform-lon-across_meridian.R
index a5dc84de390a36275dd2244c9320778b8acac76e..96fc5503065d03ef19dc4b5bc67ab8fedcef4373 100644
--- a/tests/testthat/test-Start-transform-lon-across_meridian.R
+++ b/tests/testthat/test-Start-transform-lon-across_meridian.R
@@ -20,7 +20,7 @@ test_that("first test", {
                        longitude = values(list(lon.min, lon.max)),
                        longitude_reorder = CircularSort(-180, 180),
                        transform = CDORemapper,
-                       transform_extra_cells = 0,
+                       transform_extra_cells = 2,
                        transform_params = list(
                          grid = 'r360x181',
                          method = 'con',
@@ -42,7 +42,7 @@ test_that("first test", {
                           longitude = values(list(lon.min, lon.max)),
                           longitude_reorder = CircularSort(0, 360),
                           transform = CDORemapper,
-                          transform_extra_cells = 0,
+                          transform_extra_cells = 2,
                           transform_params = list(
                             grid = 'r360x181',
                             method = 'con',
@@ -66,12 +66,14 @@ test_that("first test", {
   )
 
   expect_equal(
-  data_across[1,1,1,1,1,1,8:16],
-  data_no_across[1,1,1,1,1,1,2:10]
+  data_across[1,1,1,1,1,1,7:16],
+  data_no_across[1,1,1,1,1,1,1:10],
+  tolerance = 0.0001
   )
   expect_equal(
-  data_across[1,1,1,1,1,1,2:5],
-  data_no_across[1,1,1,1,1,1,12:15]
+  data_across[1,1,1,1,1,1,1:6],
+  data_no_across[1,1,1,1,1,1,11:16],
+  tolerance = 0.0001
   )
 
 })