diff --git a/CHANGELOG.md b/CHANGELOG.md
index 45d426d..81be7e4 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -5,6 +5,12 @@ All notable changes to this project will be documented in this file.
 The format is based on [Keep a Changelog](https://keepachangelog.com/en/1.0.0/),
 and this project adheres to [Semantic Versioning](https://semver.org/spec/v2.0.0.html).
 
+## [1.9.3] - 2025-03-19
+
+### Fixed
+
+- Detecting mikr.us API key / hostname
+
 ## [1.9.2] - 2025-03-13
 
 ### Changed
diff --git a/install.sh b/install.sh
index dcc522c..9f054a0 100644
--- a/install.sh
+++ b/install.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-### version: 1.9.2
+### version: 1.9.3
 
 # ~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.#
 #    Nightscout Mikr.us setup script    #
@@ -54,8 +54,8 @@ DISK_LOW_MAIL=5184000           # == 60 days in seconds
 DISK_CRITICAL_WARNING=104857600 # == 100 MiB
 DISK_CRITICAL_MAIL=604800       # == 7 days in seconds
 DOCKER_DOWN_MAIL=604800         # == 7 days in seconds
-SCRIPT_VERSION="1.9.2"          #auto-update
-SCRIPT_BUILD_TIME="2025.03.13"  #auto-update
+SCRIPT_VERSION="1.9.3"          #auto-update
+SCRIPT_BUILD_TIME="2025.03.18"  #auto-update
 
 #=======================================
 # SETUP
@@ -1367,7 +1367,7 @@ prompt_mikrus_apikey() {
 			MIKRUS_APIKEY=$(cat "/klucz_api")
 			MIKRUS_INFO_HOST=$(curl -s -d "srv=$MIKRUS_HOST&key=$MIKRUS_APIKEY" -X POST https://api.mikr.us/info | jq -r .server_id)
 
-			if [[ "$MIKRUS_INFO_HOST" == "$MIKRUS_HOST" ]]; then
+			if [[ "$MIKRUS_INFO_HOST" == "$MIKRUS_HOST" ]] || [[ "$MIKRUS_INFO_HOST" =~ [a-zA-Z]{1,16}[0-9]{3} ]]; then
 				msgcheck "Mikrus OK"
 			else
 				MIKRUS_APIKEY=""
@@ -1385,7 +1385,7 @@ prompt_mikrus_apikey() {
 				if [[ "$MIKRUS_APIKEY" =~ [0-9a-fA-F]{40} ]]; then
 					MIKRUS_INFO_HOST=$(curl -s -d "srv=$MIKRUS_HOST&key=$MIKRUS_APIKEY" -X POST https://api.mikr.us/info | jq -r .server_id)
 
-					if [[ "$MIKRUS_INFO_HOST" == "$MIKRUS_HOST" ]]; then
+			    if [[ "$MIKRUS_INFO_HOST" == "$MIKRUS_HOST" ]] || [[ "$MIKRUS_INFO_HOST" =~ [a-zA-Z]{1,16}[0-9]{3} ]]; then
 						msgcheck "Mikrus OK"
 						break
 					else
diff --git a/package.json b/package.json
index 57b7669..00cc8f1 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@dlvoy/ns-installer-mikrus",
-  "version": "1.9.2",
+  "version": "1.9.3",
   "description": "Nightscout installer for mikr.us VPS",
   "main": "index.js",
   "scripts": {
diff --git a/src/lib.sh b/src/lib.sh
index 2dbd0b2..ccf67cf 100644
--- a/src/lib.sh
+++ b/src/lib.sh
@@ -38,7 +38,7 @@ DISK_LOW_MAIL=5184000           # == 60 days in seconds
 DISK_CRITICAL_WARNING=104857600 # == 100 MiB
 DISK_CRITICAL_MAIL=604800       # == 7 days in seconds
 DOCKER_DOWN_MAIL=604800         # == 7 days in seconds
-SCRIPT_VERSION="1.9.1"          #auto-update
+SCRIPT_VERSION="1.9.3"          #auto-update
 SCRIPT_BUILD_TIME="2024.10.26"  #auto-update
 
 #=======================================
@@ -1351,7 +1351,7 @@ prompt_mikrus_apikey() {
 			MIKRUS_APIKEY=$(cat "/klucz_api")
 			MIKRUS_INFO_HOST=$(curl -s -d "srv=$MIKRUS_HOST&key=$MIKRUS_APIKEY" -X POST https://api.mikr.us/info | jq -r .server_id)
 
-			if [[ "$MIKRUS_INFO_HOST" == "$MIKRUS_HOST" ]]; then
+			if [[ "$MIKRUS_INFO_HOST" == "$MIKRUS_HOST" ]] || [[ "$MIKRUS_INFO_HOST" =~ [a-zA-Z]{1,16}[0-9]{3} ]]; then
 				msgcheck "Mikrus OK"
 			else
 				MIKRUS_APIKEY=""
@@ -1369,7 +1369,7 @@ prompt_mikrus_apikey() {
 				if [[ "$MIKRUS_APIKEY" =~ [0-9a-fA-F]{40} ]]; then
 					MIKRUS_INFO_HOST=$(curl -s -d "srv=$MIKRUS_HOST&key=$MIKRUS_APIKEY" -X POST https://api.mikr.us/info | jq -r .server_id)
 
-					if [[ "$MIKRUS_INFO_HOST" == "$MIKRUS_HOST" ]]; then
+			    if [[ "$MIKRUS_INFO_HOST" == "$MIKRUS_HOST" ]] || [[ "$MIKRUS_INFO_HOST" =~ [a-zA-Z]{1,16}[0-9]{3} ]]; then
 						msgcheck "Mikrus OK"
 						break
 					else
diff --git a/src/setup.sh b/src/setup.sh
index 6aae908..72d3f34 100755
--- a/src/setup.sh
+++ b/src/setup.sh
@@ -1,6 +1,6 @@
 #!/bin/bash
 
-### version: 1.9.2
+### version: 1.9.3
 
 # ~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.~.#
 #    Nightscout Mikr.us setup script    #
diff --git a/updated b/updated
index 317ea8b..1b2e91c 100644
--- a/updated
+++ b/updated
@@ -1 +1 @@
-2025-03-13T13:20:10.412Z
\ No newline at end of file
+2025-03-18T23:21:17.503Z
\ No newline at end of file