diff --git a/.gitlab-ci.yml b/.gitlab-ci.yml
index ad9b9ca..bc645c1 100644
--- a/.gitlab-ci.yml
+++ b/.gitlab-ci.yml
@@ -9,13 +9,11 @@ deploy:
   # pandoc the markdown
   - |
     for f in *.md; do
-      echo -e "---\nheader-includes:\n  - \hypersetup{colorlinks=true,\n            allbordercolors={0 0 0},\n            pdfborderstyle={/S/U/W 1}}\n---" \
-      | cat - "$f" \
+      sed 's/ -- / \— /g' "$f" \
       | pandoc -s -o "${f%.md}.pdf";
-      echo -e "---\nheader-includes:\n  - \hypersetup{colorlinks=true,\n            allbordercolors={0 0 0},\n            pdfborderstyle={/S/U/W 1}}\n---" \
-      | cat - "$f" \
+      sed 's/ -- / \— /g' "$f" \
       | pandoc -s -o "${f%.md}.epub";
-      cat "$f" \
+      sed 's/ -- / \— /g' "$f" \
       | pandoc -s -o "${f%.md}.html";
     done
   # rsync stuff to the right output directory
diff --git a/netoobrona.md b/netoobrona.md
index 8df930d..ec74188 100644
--- a/netoobrona.md
+++ b/netoobrona.md
@@ -2,6 +2,10 @@
 title: Netoobrona
 rights:  Creative Commons By-Attribution Share Alike 4.0
 language: pl-PL
+header-includes:
+  - \hypersetup{colorlinks=true,
+            allbordercolors={0 0 0},
+            pdfborderstyle={/S/U/W 1}}
 documentclass: article
 geometry: margin=15mm
 ...