diff --git a/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/CHANGELOG.md b/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/CHANGELOG.md
index 27c83e79d..262abaabb 100644
--- a/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/CHANGELOG.md
+++ b/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/CHANGELOG.md
@@ -10,4 +10,3 @@ and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0
 ## [0.1] - 2023-09-27
 
 Creation of the workflow and tests
-
diff --git a/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/Scaffolding-HiC-VGP8-tests.yml b/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/Scaffolding-HiC-VGP8-tests.yml
index c4d8cb076..5ef20a337 100644
--- a/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/Scaffolding-HiC-VGP8-tests.yml
+++ b/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/Scaffolding-HiC-VGP8-tests.yml
@@ -16,9 +16,7 @@
       class: File
       location: https://zenodo.org/records/10037496/files/Estimated%20genome%20size%20-%20Parameter%20File.txt?download=1
       filetype: txt
-    Sequence graph (optional): null
     Restriction enzymes: arima2
-    SAK input file (Optional): null
   outputs:
     Reconciliated scaffolds:
       asserts:
@@ -46,4 +44,3 @@
       asserts:
         has_line:
           line: "# scaffolds	84"
-
diff --git a/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/Scaffolding-HiC-VGP8.ga b/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/Scaffolding-HiC-VGP8.ga
index 6d476abb8..d35e83800 100644
--- a/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/Scaffolding-HiC-VGP8.ga
+++ b/workflows/VGP-assembly-v2/Scaffolding-HiC-VGP8/Scaffolding-HiC-VGP8.ga
@@ -53,10 +53,10 @@
             "inputs": [
                 {
                     "description": "",
-                    "name": "Sequence graph (optional)"
+                    "name": "Sequence graph"
                 }
             ],
-            "label": "Sequence graph (optional)",
+            "label": "Sequence graph",
             "name": "Input dataset",
             "outputs": [],
             "position": {
@@ -188,10 +188,10 @@
             "inputs": [
                 {
                     "description": "",
-                    "name": "SAK input file (Optional)"
+                    "name": "SAK input file"
                 }
             ],
-            "label": "SAK input file (Optional)",
+            "label": "SAK input file",
             "name": "Input dataset",
             "outputs": [],
             "position": {