diff --git a/.config/nvim/pack/plugins/opt/lspconfig b/.config/nvim/pack/plugins/opt/lspconfig
index 2df0fbd..7b98aad 160000
--- a/.config/nvim/pack/plugins/opt/lspconfig
+++ b/.config/nvim/pack/plugins/opt/lspconfig
@@ -1 +1 @@
-Subproject commit 2df0fbdadd947cd2995566a0117b8802a9ba74f4
+Subproject commit 7b98aadc6e85db4fc3af6c1ec22c4774d965506e
diff --git a/.config/nvim/pack/plugins/opt/treesitter b/.config/nvim/pack/plugins/opt/treesitter
index 3e31620..5fb315d 160000
--- a/.config/nvim/pack/plugins/opt/treesitter
+++ b/.config/nvim/pack/plugins/opt/treesitter
@@ -1 +1 @@
-Subproject commit 3e316204f8ec8450bbaace69d0bf8fe332633fec
+Subproject commit 5fb315df12a3091f241b0326aed0ec70381adbd8
diff --git a/.config/zsh/ohmyzsh b/.config/zsh/ohmyzsh
index 69dfd77..4181e8a 160000
--- a/.config/zsh/ohmyzsh
+++ b/.config/zsh/ohmyzsh
@@ -1 +1 @@
-Subproject commit 69dfd7758033b3e771dcd184c1b143d166a85481
+Subproject commit 4181e8a2cc936bc7b7a89d674bf261023159ed35
diff --git a/bin/am b/bin/am
index b7e1e8b..457a018 100755
--- a/bin/am
+++ b/bin/am
@@ -6,21 +6,22 @@ set -e
 # usage
 # support for /mnt
 
-printf '\e[6n'
-read -sdRr ROW
-ROW="${ROW#*[}"
-ROW="${ROW%;*}"
-ROW="$((ROW + 1))"
+function get_row() {
+    local pos row
+
+    printf '\e[6n' >&2
+    read -sdRr pos
+    pos="${pos#*[}"
+    row="${pos%;*}"
+    echo "$row"
+}
+
+ROW="$(($(get_row) + 1))"
 function clear_output() {
     local row
-    local len="$1"
 
-    printf '\e[6n'
-    read -sdRr row
-    row="${row#*[}"
-    row="${row%;*}"
-
-    for _ in $(seq 0 "$((row - ROW))"); do
+    row="$(get_row)"
+    for _ in $(seq "$ROW" "$row"); do
         printf '\e[1A\e[K'
     done
 }
@@ -28,7 +29,7 @@ function clear_output() {
 function umount_all() {
     local disks
 
-    disks=($(mount | grep udisks2 | cut -f1 -d' '))
+    readarray -t disks <<< "$(mount | grep udisks2 | cut -f1 -d' ')"
 
     umount "${disks[@]}"
     echo "unmounted ${disks[*]}"