diff --git a/scripts/install-linux.sh b/scripts/install-linux.sh
index 35d4733d..e8285b0a 100644
--- a/scripts/install-linux.sh
+++ b/scripts/install-linux.sh
@@ -652,7 +652,7 @@ configure_openssh_server() {
         (grep -Fxq 'Include /etc/ssh/sshd_config.d/*.conf' "$sshd_config" &&
             { ! grep -Eq '^AuthorizedKeysCommand|^AuthorizedKeysCommandUser' "$sshd_config" ||
                 ! grep -Eq '^AuthorizedKeysCommand|^AuthorizedKeysCommandUser' "$sshd_config_d"/*.conf 2>/dev/null; }); then
-        # Configuration should be put in /etc/ssh/sshd_config.d director
+        # Configuration should be put in /etc/ssh/sshd_config.d directory
         # Find active configuration file with the directives we're interested in (sorted numerically)
         active_config=$(find "$sshd_config_d"/*.conf -exec grep -l '^AuthorizedKeysCommand\|^AuthorizedKeysCommandUser' {} \; 2>/dev/null | sort -V | head -n 1)
 
@@ -660,8 +660,10 @@ configure_openssh_server() {
             # Overwrite the configuration, either from a previous run of this script or because user request it for the currently active config
             sed -i '/^AuthorizedKeysCommand /s/^/#/' "$active_config"
             sed -i '/^AuthorizedKeysCommandUser /s/^/#/' "$active_config"
-            echo "$auth_key_cmd" >> "$active_config"
-            echo "$auth_key_user" >> "$active_config"
+            {
+                echo "$auth_key_cmd"
+                echo "$auth_key_user"
+            }>> "$active_config"
         elif [[ "$(basename "$active_config")" =~ ^0+[^0-9]+ ]]; then
             # The active config starts with all zeros and is therefore the one with the
             # highest priority. We cannot add a new file with even higher priority.
@@ -684,8 +686,10 @@ configure_openssh_server() {
         # The directives in 'sshd_config' are active
         sed -i '/^AuthorizedKeysCommand /s/^/#/' "$sshd_config"
         sed -i '/^AuthorizedKeysCommandUser /s/^/#/' "$sshd_config"
-        echo "$auth_key_cmd" >> "$sshd_config"
-        echo "$auth_key_user" >> "$sshd_config"
+        {
+            echo "$auth_key_cmd"
+            echo "$auth_key_user"
+        }>> "$sshd_config"
     fi
 }