diff --git a/system/install.sh b/system/install.sh
index 380b5b5..831fbb6 100755
--- a/system/install.sh
+++ b/system/install.sh
@@ -5,20 +5,35 @@ set -euo pipefail
 repo="$(cd "$(dirname "$0")" && pwd)"
 
 # pacman: shared [options] snippet
-sudo install -m644 "$repo/pacman/options.conf" /etc/pacman.d/options.conf
+if cmp -s "$repo/pacman/options.conf" /etc/pacman.d/options.conf; then
+    echo "pacman: /etc/pacman.d/options.conf already up to date"
+else
+    sudo install -m644 "$repo/pacman/options.conf" /etc/pacman.d/options.conf
+    echo "pacman: installed /etc/pacman.d/options.conf"
+fi
+
 # The Include goes at the end of [options] (just before the first repo section,
 # commented or not), so later-wins options like ParallelDownloads override
 # pacman.conf's own defaults. Any old copy (e.g. straight after [options]) is
-# removed first, so re-running this also moves it into place.
+# removed first, along with the blank line written after it, so re-running this
+# moves it into place without piling up blank lines.
 include='Include = /etc/pacman.d/options.conf'
 tmp="$(mktemp)"
 awk -v inc="$include" '
-    $0 == inc { next }
+    $0 == inc { drop_blank = 1; next }
+    drop_blank && $0 == "" { drop_blank = 0; next }
+    { drop_blank = 0 }
     seen && !done && /^#?\[/ { print inc; print ""; done = 1 }
     /^\[options\]/ { seen = 1 }
     { print }
 ' /etc/pacman.conf >"$tmp"
-if ! cmp -s "$tmp" /etc/pacman.conf; then
+if cmp -s "$tmp" /etc/pacman.conf; then
+    echo "pacman: /etc/pacman.conf already includes it at the end of [options]"
+else
     sudo install -m644 "$tmp" /etc/pacman.conf
+    echo "pacman: added the Include to the end of [options] in /etc/pacman.conf"
 fi
 rm -f "$tmp"
+
+# What pacman actually ends up using
+echo "pacman: now using: $(pacman-conf Color ILoveCandy VerbosePkgLists ParallelDownloads | paste -sd, - | sed 's/,/, /g')"