diff --git a/CI/SCRIPTS/test_rasters.py b/CI/SCRIPTS/test_rasters.py
index 32912d8..456802e 100644
--- a/CI/SCRIPTS/test_rasters.py
+++ b/CI/SCRIPTS/test_rasters.py
@@ -448,7 +448,9 @@ def test_merge_different_crs():
         # Merge GTiff
         raster_merged_tif_out = os.path.join(tmp_dir, "test_merged.tif")
         rasters.merge_gtiff([raster_1_path, raster_2_path], raster_merged_tif_out)
-        ci.assert_raster_equal(raster_merged_tif_out, true_tif_path)
+        ci.assert_raster_max_mismatch(
+            raster_merged_tif_out, true_tif_path, max_mismatch_pct=1e-4
+        )
 
 
 @s3_env