diff --git a/.github/workflows/draft-pdf.yml b/.github/workflows/draft-pdf.yml
index 8f4aa0f..6244adb 100644
--- a/.github/workflows/draft-pdf.yml
+++ b/.github/workflows/draft-pdf.yml
@@ -1,10 +1,9 @@
-# Add a file .github/workflows/draft-pdf.yml to your repo.
-
 name: Draft PDF
 on:
   push:
     paths:
-      - Article/**
+      - paper.md
+      - paper.bib
       - .github/workflows/draft-pdf.yml
 
 jobs:
@@ -19,12 +18,12 @@ jobs:
         with:
           journal: joss
           # This should be the path to the paper within your repo.
-          paper-path: Article/paper.md
+          paper-path: paper.md
       - name: Upload
-        uses: actions/upload-artifact@v3
+        uses: actions/upload-artifact@v4
         with:
           name: paper
           # This is the output path where Pandoc will write the compiled
           # PDF. Note, this should be the same directory as the input
           # paper.md
-          path: paper.pdf
\ No newline at end of file
+          path: paper.pdf
diff --git a/paper.md b/paper.md
index a3ad04a..1e41776 100644
--- a/paper.md
+++ b/paper.md
@@ -25,10 +25,11 @@ affiliations:
 	  index: 2
 	- name: Ecole des Ponts ParisTech, Paris, France
 	  index: 3
-	- Department of Applied Economics, University of Valladolid, Spain
+	- name: Department of Applied Economics, University of Valladolid, Spain
 	  index: 4
 date: 16 July 2024
 bibliography: paper.bib
+---
 
 # Summary
 The international scientific community assessing on climate change and mitigation scenarios requests standardization and 
@@ -94,5 +95,4 @@ This section describes the code with a short example to easily follow the whole
 
 G.P. and J.P. acknowledge financial support from the European Union's Horizon research program under grant agreement 101056306 (IAM COMPACT project).
 
-# References
-
+# References
\ No newline at end of file