diff --git a/src/server_manager/install_scripts/install_server.sh b/src/server_manager/install_scripts/install_server.sh
index ff181885b..2bf7df75e 100755
--- a/src/server_manager/install_scripts/install_server.sh
+++ b/src/server_manager/install_scripts/install_server.sh
@@ -58,8 +58,8 @@ readonly SENTRY_LOG_FILE=${SENTRY_LOG_FILE:-}
 # - STDERR is only used in the event of a fatal error
 # - Detailed logs are recorded to this FULL_LOG, which is preserved if an error occurred.
 # - The most recent error is stored in LAST_ERROR, which is never preserved.
-FULL_LOG="$(mktemp -t outline_logXXX)"
-LAST_ERROR="$(mktemp -t outline_last_errorXXX)"
+FULL_LOG="$(mktemp -t outline_logXXXXXX)"
+LAST_ERROR="$(mktemp -t outline_last_errorXXXXXX)"
 readonly FULL_LOG LAST_ERROR
 
 function log_command() {
diff --git a/src/server_manager/messages/en.json b/src/server_manager/messages/en.json
index b9189ee08..062e252d7 100644
--- a/src/server_manager/messages/en.json
+++ b/src/server_manager/messages/en.json
@@ -4,9 +4,9 @@
   "aws-lightsail-firewall-0": "Navigate to the {openLink}Amazon Lightsail{closeLink} instances screen.",
   "aws-lightsail-firewall-1": "Click the instance on which you want to host Outline.",
   "aws-lightsail-firewall-2": "Navigate to the 'Networking' tab.",
-  "aws-lightsail-firewall-3": "In the 'Firewall' section, click 'Add another'.",
-  "aws-lightsail-firewall-4": "Set 'Application' value to 'All TCP+UDP'.",
-  "aws-lightsail-firewall-5": "Click 'Save'.",
+  "aws-lightsail-firewall-3": "Scroll down to 'IPv6 firewall', then click 'Add rule'.",
+  "aws-lightsail-firewall-4": "Select 'All protocols' for 'Application'.",
+  "aws-lightsail-firewall-5": "Click 'Create' on the right to save your rule.",
   "cancel": "Cancel",
   "geo-amsterdam": "Amsterdam",
   "geo-bangalore": "Bangalore",