diff --git a/tests/scripts/docs_check_outputs.sh b/tests/scripts/docs_check_outputs.sh
index 0d3e433..54ae113 100644
--- a/tests/scripts/docs_check_outputs.sh
+++ b/tests/scripts/docs_check_outputs.sh
@@ -31,6 +31,7 @@ printf '%s\n' "$files" | while IFS= read -r f; do
     [ -z "$f" ] && continue
     if [ ! -f "$f" ]; then
         echo "$f" >> "$missing_file"
+        missing=$((missing + 1))
     fi
 done
 
diff --git a/tests/scripts/get_smeaheia.py b/tests/scripts/get_smeaheia.py
index d8f9170..b985e77 100644
--- a/tests/scripts/get_smeaheia.py
+++ b/tests/scripts/get_smeaheia.py
@@ -20,7 +20,7 @@
 zipfile = outdir / "simulation_models.zip"
 
 with sync_playwright() as p:
-    browser = p.chromium.launch(headless=False)
+    browser = p.chromium.launch(headless=True)
     page = browser.new_page()
 
     page.goto(RESOURCE_URL)