diff --git a/setup/modules/optional-Modules/apps/mail-notmuch.sh b/setup/modules/optional-Modules/apps/mail-notmuch.sh
index 2827c58..1461987 100755
--- a/setup/modules/optional-Modules/apps/mail-notmuch.sh
+++ b/setup/modules/optional-Modules/apps/mail-notmuch.sh
@@ -2,8 +2,8 @@
 set -euo pipefail
 source "$(dirname "${BASH_SOURCE[0]}")/../../lib/logging.sh"
 
-log "Installing mail stack (isync, msmtp, notmuch, alot)..."
-sudo pacman -S --noconfirm --needed isync msmtp notmuch alot
+log "Installing mail stack (isync, msmtp, notmuch, alot, w3m)..."
+sudo pacman -S --noconfirm --needed isync msmtp notmuch alot w3m
 
 # ── Credentials ───────────────────────────────────────────────────────────────
 read -rp  "Full name                          : " FULL_NAME
@@ -110,6 +110,11 @@ with open(path, 'w') as f:
     f.write(text)
 PYEOF
 
+# ── mailcap (HTML email rendering via w3m) ────────────────────────────────────
+log "Writing ~/.mailcap..."
+grep -qxF "text/html; w3m -dump -o document_charset=%{charset} '%s'; nametemplate=%s.html; copiousoutput" ~/.mailcap 2>/dev/null \
+    || echo "text/html; w3m -dump -o document_charset=%{charset} '%s'; nametemplate=%s.html; copiousoutput" >> ~/.mailcap
+
 # ── systemd timer for periodic sync ───────────────────────────────────────────
 log "Installing mbsync systemd user timer (every 5 min)..."
 mkdir -p ~/.config/systemd/user