diff --git a/.github/workflows/build-test.yml b/.github/workflows/build-test.yml
index 85f4b1c..43e97e5 100644
--- a/.github/workflows/build-test.yml
+++ b/.github/workflows/build-test.yml
@@ -42,7 +42,7 @@ jobs:
         tar -czvf ../${{ env.APP_NAME }}.tar.gz *
 
     - name: Upload artifact
-      uses: actions/upload-artifact@v3
+      uses: actions/upload-artifact@v4
       with:
         name: ${{ env.APP_NAME }}
         path: ${{ env.OUT_DIR }}
@@ -55,9 +55,15 @@ jobs:
     - name: Download artifacts
       uses: actions/download-artifact@v4.1.7
 
+    - name: Debug print
+      run: find .
+
     - name: Move files to the root
       run: find -mindepth 2 -exec mv {} . \;
 
+    - name: Debug print
+      run: find .
+
     - name: Calculate and save MD5 for each file
       run: |
         for file in *; do
@@ -66,6 +72,9 @@ jobs:
           fi
         done
 
+    - name: Debug print
+      run: find .
+  
     - name: Generate index.html
       run: |
         echo "<html><head><title>FDSKey</title></head><meta http-equiv='Cache-Control' content='no-cache, no-store, must-revalidate'/>" > index.html
@@ -76,6 +85,9 @@ jobs:
         echo "Bootloader (.elf): <a href='bootloader.elf'>bootloader.elf</a><br/><small>(MD5: <a href='bootloader.elf.md5'>`cat bootloader.elf.md5`</a>)</small></br>Use this file to write the bootloader using programmer.<br/><br/>" >> index.html
         echo "</body></html>" >> index.html
 
+    - name: Debug print
+      run: find .
+
     - name: Upload artifact
       uses: actions/upload-pages-artifact@v1
       with:
