diff --git a/root/etc/cont-init.d/40-install b/root/etc/cont-init.d/40-install
index 230a387..ac4f620 100644
--- a/root/etc/cont-init.d/40-install
+++ b/root/etc/cont-init.d/40-install
@@ -1,16 +1,17 @@
 #!/usr/bin/with-contenv bash
+# shellcheck shell=bash
 
 # make our folders
 mkdir -p \
     /config/{crontabs,www/freshrss}
 
 # create symlinks
-symlinks=( \
-/app/www/data \
-/app/www/extensions )
+symlinks=(
+    /app/www/data
+    /app/www/extensions
+)
 
-for i in "${symlinks[@]}"
-do
+for i in "${symlinks[@]}"; do
     if [[ -e "$i" && ! -L "$i" ]]; then
         mv "$i" "${i}.bak"
     fi
@@ -23,7 +24,7 @@ do
 done
 
 # backwards compatibility
-if grep -q 'root /config/www/freshrss/p;' /config/nginx/site-confs/default.conf; then 
+if grep -q 'root /config/www/freshrss/p;' /config/nginx/site-confs/default.conf; then
     cp /defaults/nginx/site-confs/default.conf.sample /config/nginx/site-confs/default.conf
 fi
 
diff --git a/root/migrations/02-default-location b/root/migrations/02-default-location
index 40a62a6..57db997 100644
--- a/root/migrations/02-default-location
+++ b/root/migrations/02-default-location
@@ -1,10 +1,11 @@
 #!/usr/bin/with-contenv bash
+# shellcheck shell=bash
 
 DEFAULT_CONF="/config/nginx/site-confs/default.conf"
 OLD_ROOT="root /usr/share/webapps/freshrss/p;"
 NEW_ROOT="root /app/www/p;"
 
-if grep -q "${OLD_ROOT}" "${DEFAULT_CONF}";then
+if grep -q "${OLD_ROOT}" "${DEFAULT_CONF}"; then
     echo "updating root in ${DEFAULT_CONF}"
     sed -i "s|${OLD_ROOT}|${NEW_ROOT}|" "${DEFAULT_CONF}"
 fi