diff --git a/contrib/pa-pass b/contrib/pa-pass
index 8377483..05a5740 100755
--- a/contrib/pa-pass
+++ b/contrib/pa-pass
@@ -2,8 +2,8 @@
 #
 # migrate passwords from pass to pa
 #
-# Password dir of pass: export PASSWORD_STORE_DIR=~/.password-store
-# Password dir of pa:   export PA_DIR=~/.local/share/pa/passwords
+# password dir of pass: export PASSWORD_STORE_DIR=~/.password-store
+# password dir of pa:   export PA_DIR=~/.local/share/pa/passwords
 
 : "${PASSWORD_STORE_DIR:=$HOME/.password-store}"
 basedir=${XDG_DATA_HOME:=$HOME/.local/share}/pa
@@ -19,7 +19,7 @@ find "$PASSWORD_STORE_DIR" -name '*.gpg' | while read -r passfile; do
     mkdir -p "$PA_DIR/$(dirname "./$name")"
     gpg2 -d "$passfile" |
         $age -R "$basedir/recipients" -o "$PA_DIR/$name.age" &&
-        printf '%s\n' "Saved '$name' to the store."
+        printf '%s\n' "saved '$name' to the store."
 done
 
 if [ -z "${PA_NOGIT+x}" ] && command -v git >/dev/null 2>&1; then
diff --git a/contrib/pa-rekey b/contrib/pa-rekey
index 24730bc..bff56f3 100755
--- a/contrib/pa-rekey
+++ b/contrib/pa-rekey
@@ -23,18 +23,18 @@ basedir=${XDG_DATA_HOME:=$HOME/.local/share}/pa
 : "${PA_DIR:=$basedir/passwords}"
 
 realstore=$(realpath "$PA_DIR") ||
-    die "Couldn't get path to password directory"
+    die "couldn't get path to password directory"
 
 tmpdir=$basedir/tmp
 
 mkdir "$tmpdir" ||
-    die "Couldn't create temporary directory"
+    die "couldn't create temporary directory"
 
 trap 'rm -rf "$tmpdir"; exit' EXIT
 trap 'rm -rf "$tmpdir"; trap - INT; kill -s INT 0' INT
 
 cp -Rp "$realstore" "$tmpdir/passwords" ||
-    die "Couldn't copy password directory"
+    die "couldn't copy password directory"
 
 # Remove git repository for forward secrecy.
 rm -rf "$tmpdir/passwords/.git"
@@ -48,13 +48,13 @@ $age_keygen -y "$tmpdir/identities" >>"$tmpdir/recipients" 2>/dev/null
 pa l | while read -r name; do
     pa s "$name" |
         $age -R "$tmpdir/recipients" -o "$tmpdir/passwords/$name.age" ||
-        die "Couldn't encrypt $name.age"
+        die "couldn't encrypt $name.age"
 done
 
 trap - INT EXIT
 
 rm -rf "$realstore" ||
-    die "Couldn't remove password directory"
+    die "couldn't remove password directory"
 
 mv "$tmpdir/passwords" "$realstore"
 mv "$tmpdir/identities" "$(realpath "$basedir/identities")"
diff --git a/contrib/pa-urn b/contrib/pa-urn
index 2170f3b..99f8c1e 100755
--- a/contrib/pa-urn
+++ b/contrib/pa-urn
@@ -40,31 +40,31 @@ basedir=${XDG_DATA_HOME:=$HOME/.local/share}/pa
 : "${PA_DIR:=$basedir/passwords}"
 
 dir=$(realpath "$PA_DIR") ||
-    die "Couldn't get path to password directory"
+    die "couldn't get path to password directory"
 
 name=$(basename "$dir")
 if [ "$2" ]; then
     urn=$(realpath -- "$2") ||
-        die "Couldn't get path to file '$2'"
+        die "couldn't get path to file '$2'"
 else
     urn=$(pwd)/$name.tar.age ||
-        die "Couldn't get working directory"
+        die "couldn't get working directory"
 fi
 
 cd "$(dirname "$dir")" ||
-    die "Couldn't change to parent of password directory"
+    die "couldn't change to parent of password directory"
 
 case $1 in
 c*)
     { create_tar "$name" | $age -R "$basedir/recipients" -o "$urn"; } &&
-        printf '%s\n' "Store has been archived into $urn"
+        printf '%s\n' "store has been archived into $urn"
     ;;
 o*)
     [ -f "$urn" ] ||
-        die "File '$urn' doesn't exist"
+        die "file '$urn' doesn't exist"
 
     { $age --decrypt -i "$basedir/identities" "$urn" | extract_tar; } &&
-        printf '%s\n' "File has been extracted into $PA_DIR"
+        printf '%s\n' "file has been extracted into $PA_DIR"
     ;;
 *) usage ;;
 esac