diff --git a/bun.lockb b/bun.lockb
index c4de321..5a6c51f 100755
Binary files a/bun.lockb and b/bun.lockb differ
diff --git a/dist/style.css b/dist/style.css
index 37bcb20..6c89209 100644
--- a/dist/style.css
+++ b/dist/style.css
@@ -107,7 +107,7 @@
 }
 
 /*
-! tailwindcss v3.4.16 | MIT License | https://tailwindcss.com
+! tailwindcss v3.4.17 | MIT License | https://tailwindcss.com
 */
 
 /*
@@ -2231,8 +2231,7 @@ input.tab:checked + .tab-content,
 
 .progress::-moz-progress-bar {
   border-radius: var(--rounded-box, 1rem);
-  --tw-bg-opacity: 1;
-  background-color: var(--fallback-bc,oklch(var(--bc)/var(--tw-bg-opacity)));
+  background-color: currentColor;
 }
 
 .progress:indeterminate {
@@ -2256,8 +2255,7 @@ input.tab:checked + .tab-content,
 
 .progress::-webkit-progress-value {
   border-radius: var(--rounded-box, 1rem);
-  --tw-bg-opacity: 1;
-  background-color: var(--fallback-bc,oklch(var(--bc)/var(--tw-bg-opacity)));
+  background-color: currentColor;
 }
 
 .progress:indeterminate::-moz-progress-bar {
diff --git a/inc/background.js b/inc/background.js
index eec94e1..af0476d 100644
--- a/inc/background.js
+++ b/inc/background.js
@@ -1,17 +1,25 @@
 const bg = {
     init: function () {
         icingaData.init();
-        bg.refresh();
 
         if (typeof chrome !== 'undefined') {
-            chrome.alarms.onAlarm.addListener(() => {
-                bg.refresh();
-            });
+            chrome.alarms.onAlarm.removeListener(bg.refreshAlarm);
+            chrome.alarms.onAlarm.addListener(bg.refreshAlarm);
         } else {
-            browser.alarms.onAlarm.addListener(() => {
-                bg.refresh();
-            });
+            browser.alarms.onAlarm.removeListener(bg.refreshAlarm);
+            browser.alarms.onAlarm.addListener(bg.refreshAlarm);
+        }
+
+        bg.refresh();
+    },
+
+    // Refresh method for alarm
+    refreshAlarm: function (alarm) {
+        if (alarm.name !== 'icinga-refresh') {
+            return;
         }
+
+        bg.refresh();
     },
 
     // Refresh data for all icinga instances
@@ -38,9 +46,21 @@ const bg = {
             let interval_in_seconds = (settings.refresh === undefined) ? 30 : settings.refresh;
             let interval_in_minutes = interval_in_seconds / 60;
             if (typeof chrome !== 'undefined') {
-                chrome.alarms.create('icinga-refresh', {delayInMinutes: interval_in_minutes});
+                chrome.alarms.get('icinga-refresh', alarm => {
+                    if (alarm) {
+                        return;
+                    }
+
+                    chrome.alarms.create('icinga-refresh', {delayInMinutes: interval_in_minutes});
+                });
             } else {
-                browser.alarms.create('icinga-refresh', {delayInMinutes: interval_in_minutes});
+                browser.alarms.get('icinga-refresh', alarm => {
+                    if (alarm) {
+                        return;
+                    }
+
+                    browser.alarms.create('icinga-refresh', {delayInMinutes: interval_in_minutes});
+                });
             }
         });
     },
diff --git a/inc/background_script.js b/inc/background_script.js
index 520e4d2..b0ca9e5 100644
--- a/inc/background_script.js
+++ b/inc/background_script.js
@@ -1,2 +1,32 @@
+function isExtensionStartup() {
+    if (!browser.storage.session) return Promise.resolve(true);
+    return new Promise(resolve => {
+        return browser.storage.session.get('hasAlreadyStarted', v => {
+            resolve(v.hasAlreadyStarted !== true);
+        });
+    });
+}
 
-bg.init();
+function setHasAlreadyStarted() {
+    if (!browser.storage.session) return;
+    browser.storage.session.set({
+        hasAlreadyStarted: true,
+    });
+}
+
+browser.runtime.onStartup.addListener(() => {
+    bg.init();
+});
+
+browser.runtime.onInstalled.addListener(details => {
+    if (details.reason === 'install' || details.reason === 'update') {
+        bg.init();
+    }
+});
+
+isExtensionStartup().then(isStartup => {
+    if (isStartup) {
+        bg.init();
+        setHasAlreadyStarted();
+    }
+});
diff --git a/inc/service_worker.js b/inc/service_worker.js
index 8c35654..cf5a1d9 100644
--- a/inc/service_worker.js
+++ b/inc/service_worker.js
@@ -2,4 +2,36 @@ importScripts('icinga.js');
 importScripts('data.js');
 importScripts('background.js');
 
-bg.init();
+function isExtensionStartup() {
+    if (!chrome.storage.session) return Promise.resolve(true);
+    return new Promise(resolve => {
+        return chrome.storage.session.get('hasAlreadyStarted', v => {
+            resolve(v.hasAlreadyStarted !== true);
+        });
+    });
+}
+
+function setHasAlreadyStarted() {
+    if (!chrome.storage.session) return;
+    chrome.storage.session.set({
+        hasAlreadyStarted: true,
+    });
+}
+
+chrome.runtime.onStartup.addListener(() => {
+    bg.init();
+});
+
+chrome.runtime.onInstalled.addListener(details => {
+    if (details.reason === 'install' || details.reason === 'update') {
+        bg.init();
+    }
+});
+
+isExtensionStartup().then(isStartup => {
+    if (isStartup) {
+        bg.init();
+        setHasAlreadyStarted();
+    }
+});
+
diff --git a/manifest.json b/manifest.json
index 14fbce8..67d147b 100644
--- a/manifest.json
+++ b/manifest.json
@@ -2,7 +2,7 @@
   "manifest_version": 3,
   "name": "Icinga Multi Status",
   "short_name": "Icinga Multi Status",
-  "version": "1.0.2",
+  "version": "1.0.3",
   "description": "Icinga Multi Status helps you monitor your Icinga instances with alert badges and notifications about incidents.",
   "author": "Daniel Schmitz, bashgeek.net",
 
diff --git a/package.json b/package.json
index 2f5399c..7c076c8 100644
--- a/package.json
+++ b/package.json
@@ -6,7 +6,7 @@
     "build": "npx tailwindcss -i ./src/style.css -o ./dist/style.css"
   },
   "devDependencies": {
-    "daisyui": "^4.12.20",
-    "tailwindcss": "^3.4.16"
+    "daisyui": "^4.12.22",
+    "tailwindcss": "^3.4.17"
   }
 }