diff --git a/modules/nf-scil/segmentation/synthseg/main.nf b/modules/nf-scil/segmentation/synthseg/main.nf
index f74c4365..911f90f9 100644
--- a/modules/nf-scil/segmentation/synthseg/main.nf
+++ b/modules/nf-scil/segmentation/synthseg/main.nf
@@ -12,9 +12,9 @@ process SEGMENTATION_SYNTHSEG {
     tuple val(meta), path("*__mask_wm.nii.gz")                , emit: wm_mask
     tuple val(meta), path("*__mask_gm.nii.gz")                , emit: gm_mask
     tuple val(meta), path("*__mask_csf.nii.gz")               , emit: csf_mask
+    tuple val(meta), path("*__resampled_image.nii.gz")        , emit: resample, optional: true
     tuple val(meta), path("*__vol.csv")                       , emit: vol, optional: true
     tuple val(meta), path("*__qc.csv")                        , emit: qc, optional: true
-    tuple val(meta), path("*__resampled_image.nii.gz")        , emit: resample, optional: true
     path "versions.yml"                                       , emit: versions
 
     when:
@@ -29,9 +29,9 @@ process SEGMENTATION_SYNTHSEG {
     def robust = task.ext.robust ? "--robust" : ""
     def fast = task.ext.fast ? "--fast" : ""
     def ct = task.ext.ct ? "--ct" : ""
+    def output_resample = task.ext.output_resample ? "--resample ${prefix}__resampled_image.nii.gz": ""
     def output_vol = task.ext.output_vol ?  "--vol ${prefix}__vol.csv" : ""
     def output_qc = task.ext.output_qc ?  "--qc ${prefix}__qc.csv" : ""
-    def output_resample = task.ext.output_resample ? "--resample ${prefix}__resampled_image.nii.gz": ""
     def crop = task.ext.crop ? "--crop " + task.ext.crop: ""
 
     """
@@ -41,7 +41,11 @@ process SEGMENTATION_SYNTHSEG {
 
     cp $fs_license \$FREESURFER_HOME/license.txt
 
-    mri_synthseg --i $image --threads $task.cpus --o t1.nii.gz $gpu $parc $robust $fast $ct $output_vol $output_qc $output_resample $crop
+    mri_synthseg --i $image --threads $task.cpus --o t1.nii.gz $gpu $parc $robust $fast $ct $output_resample $output_vol $output_qc $crop
+
+    if [${prefix}__resampled_image.nii.gz]; then
+        mv ${prefix}__resampled_image.nii.gz test_resample.nii.gz
+    fi
 
     # WM Mask
     mri_binarize --i t1.nii.gz \
@@ -87,6 +91,10 @@ process SEGMENTATION_SYNTHSEG {
     touch ${prefix}__mask_wm.nii.gz
     touch ${prefix}__mask_gm.nii.gz
     touch ${prefix}__mask_csf.nii.gz
+    touch ${prefix}__resampled_image.nii.gz
+    touch ${prefix}__vol.csv
+    touch ${prefix}__qc.csv
+
 
     cat <<-END_VERSIONS > versions.yml
     "${task.process}":
diff --git a/modules/nf-scil/segmentation/synthseg/tests/main.nf.test b/modules/nf-scil/segmentation/synthseg/tests/main.nf.test
index 03fe9c10..714fc81a 100644
--- a/modules/nf-scil/segmentation/synthseg/tests/main.nf.test
+++ b/modules/nf-scil/segmentation/synthseg/tests/main.nf.test
@@ -44,8 +44,12 @@ nextflow_process {
         then {
             assertAll(
                 { assert process.success },
-                { assert snapshot(process.out).match() }
-
+                { assert snapshot(
+                    Nifti_md5sum(process.out.wm_mask.get(0).get(1)),
+                    Nifti_md5sum(process.out.gm_mask.get(0).get(1)),
+                    Nifti_md5sum(process.out.csf_mask.get(0).get(1)),
+                    process.out.versions
+                ).match() }
             )
         }
     }
@@ -70,8 +74,15 @@ nextflow_process {
         then {
             assertAll(
                 { assert process.success },
-                { assert snapshot(process.out).match() }
-
+                { assert snapshot(
+                    Nifti_md5sum(process.out.wm_mask.get(0).get(1)),
+                    Nifti_md5sum(process.out.gm_mask.get(0).get(1)),
+                    Nifti_md5sum(process.out.csf_mask.get(0).get(1)),
+                    file(process.out.vol.get(0).get(1)),
+                    file(process.out.qc.get(0).get(1)),
+                    // Nifti_md5sum(process.out.resample.get(0).get(1)),
+                    process.out.versions
+                ).match() }
             )
         }
     }
diff --git a/modules/nf-scil/segmentation/synthseg/tests/main.nf.test.snap b/modules/nf-scil/segmentation/synthseg/tests/main.nf.test.snap
index f4973488..3dc3f362 100644
--- a/modules/nf-scil/segmentation/synthseg/tests/main.nf.test.snap
+++ b/modules/nf-scil/segmentation/synthseg/tests/main.nf.test.snap
@@ -1,204 +1,34 @@
 {
     "segmentation - synthseg - options": {
         "content": [
-            {
-                "0": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_wm.nii.gz:md5,8ca305b46341552159e15e6974274358"
-                    ]
-                ],
-                "1": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_gm.nii.gz:md5,c8c4f3027132011d98cf4a351230f519"
-                    ]
-                ],
-                "2": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_csf.nii.gz:md5,1deff8b0b3d9f883b75bcd5c9f52f2c5"
-                    ]
-                ],
-                "3": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__vol.csv:md5,fe0078439655e81ab5777c73b4bd1edf"
-                    ]
-                ],
-                "4": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__qc.csv:md5,ede51ac9221945293200793a46c15afa"
-                    ]
-                ],
-                "5": [
-                    
-                ],
-                "6": [
-                    "versions.yml:md5,b65418e9ce2ab1cce590b1f659e18c1d"
-                ],
-                "csf_mask": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_csf.nii.gz:md5,1deff8b0b3d9f883b75bcd5c9f52f2c5"
-                    ]
-                ],
-                "gm_mask": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_gm.nii.gz:md5,c8c4f3027132011d98cf4a351230f519"
-                    ]
-                ],
-                "qc": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__qc.csv:md5,ede51ac9221945293200793a46c15afa"
-                    ]
-                ],
-                "resample": [
-                    
-                ],
-                "versions": [
-                    "versions.yml:md5,b65418e9ce2ab1cce590b1f659e18c1d"
-                ],
-                "vol": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__vol.csv:md5,fe0078439655e81ab5777c73b4bd1edf"
-                    ]
-                ],
-                "wm_mask": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_wm.nii.gz:md5,8ca305b46341552159e15e6974274358"
-                    ]
-                ]
-            }
+            "test__mask_wm.nii.gz:md5,42ac2ae7eab32edb16f230211e5e55c5",
+            "test__mask_gm.nii.gz:md5,7a205f13a6894200f0e1a4ea94447390",
+            "test__mask_csf.nii.gz:md5,7b6125a133adbaae10e94d95782c6678",
+            "test__vol.csv:md5,fe0078439655e81ab5777c73b4bd1edf",
+            "test__qc.csv:md5,ede51ac9221945293200793a46c15afa",
+            [
+                "versions.yml:md5,b65418e9ce2ab1cce590b1f659e18c1d"
+            ]
         ],
         "meta": {
             "nf-test": "0.9.0-rc1",
             "nextflow": "24.04.4"
         },
-        "timestamp": "2024-08-07T20:11:56.005332"
+        "timestamp": "2024-08-16T19:58:49.946322"
     },
     "segmentation - synthseg - basic": {
         "content": [
-            {
-                "0": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_wm.nii.gz:md5,5aa95919bfa5b1dd2f8f7a0ae2667bfb"
-                    ]
-                ],
-                "1": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_gm.nii.gz:md5,432d6a28a10823c0ca5b2f40d2353e2f"
-                    ]
-                ],
-                "2": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_csf.nii.gz:md5,1307c8aeae9064d9a5108a01e918ffba"
-                    ]
-                ],
-                "3": [
-                    
-                ],
-                "4": [
-                    
-                ],
-                "5": [
-                    
-                ],
-                "6": [
-                    "versions.yml:md5,b65418e9ce2ab1cce590b1f659e18c1d"
-                ],
-                "csf_mask": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_csf.nii.gz:md5,1307c8aeae9064d9a5108a01e918ffba"
-                    ]
-                ],
-                "gm_mask": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_gm.nii.gz:md5,432d6a28a10823c0ca5b2f40d2353e2f"
-                    ]
-                ],
-                "qc": [
-                    
-                ],
-                "resample": [
-                    
-                ],
-                "versions": [
-                    "versions.yml:md5,b65418e9ce2ab1cce590b1f659e18c1d"
-                ],
-                "vol": [
-                    
-                ],
-                "wm_mask": [
-                    [
-                        {
-                            "id": "test",
-                            "single_end": false
-                        },
-                        "test__mask_wm.nii.gz:md5,5aa95919bfa5b1dd2f8f7a0ae2667bfb"
-                    ]
-                ]
-            }
+            "test__mask_wm.nii.gz:md5,f35c2cd0f899d5a290083d09bac01670",
+            "test__mask_gm.nii.gz:md5,ef1aef14d90f78dcae60f3f73066af53",
+            "test__mask_csf.nii.gz:md5,fa08d8c09176d72b8f9b3667419c3d3e",
+            [
+                "versions.yml:md5,b65418e9ce2ab1cce590b1f659e18c1d"
+            ]
         ],
         "meta": {
             "nf-test": "0.9.0-rc1",
             "nextflow": "24.04.4"
         },
-        "timestamp": "2024-08-07T20:11:18.859041"
+        "timestamp": "2024-08-16T19:58:09.501194"
     }
 }
\ No newline at end of file
diff --git a/modules/nf-scil/segmentation/synthseg/tests/nextflow_options.config b/modules/nf-scil/segmentation/synthseg/tests/nextflow_options.config
index 25cec894..19bb7045 100644
--- a/modules/nf-scil/segmentation/synthseg/tests/nextflow_options.config
+++ b/modules/nf-scil/segmentation/synthseg/tests/nextflow_options.config
@@ -2,8 +2,8 @@ process {
     publishDir = { "${params.outdir}/${task.process.tokenize(':')[-1].tokenize('_')[0].toLowerCase()}" }
     ext.robust = true
     ext.fast = true
+    ext.output_resample = true
     ext.output_vol = true
     ext.output_qc = true
-    ext.resample = true
     ext.crop = 64
 }