diff --git a/app/build.gradle b/app/build.gradle
index 343ea2f9..3161a027 100644
--- a/app/build.gradle
+++ b/app/build.gradle
@@ -89,11 +89,11 @@ android.applicationVariants.all { variant ->
 dependencies {
     // AndroidX, The Basics
     implementation "androidx.appcompat:appcompat:1.7.1"
-    implementation "androidx.core:core-ktx:1.17.0"
+    implementation "androidx.core:core-ktx:1.18.0"
     implementation "androidx.constraintlayout:constraintlayout:2.2.1"
-    implementation "androidx.activity:activity-ktx:1.12.4"
+    implementation "androidx.activity:activity-ktx:1.13.0"
     implementation "androidx.fragment:fragment-ktx:1.8.9"
-    implementation "androidx.work:work-runtime-ktx:2.11.1"
+    implementation "androidx.work:work-runtime-ktx:2.11.2"
     implementation 'androidx.preference:preference-ktx:1.2.1'
 
     // JSON serialization
diff --git a/app/src/main/java/io/heckel/ntfy/service/SubscriberService.kt b/app/src/main/java/io/heckel/ntfy/service/SubscriberService.kt
index 54b1c02e..b981f76c 100644
--- a/app/src/main/java/io/heckel/ntfy/service/SubscriberService.kt
+++ b/app/src/main/java/io/heckel/ntfy/service/SubscriberService.kt
@@ -364,7 +364,7 @@ class SubscriberService : Service() {
         val snoozeShortIntent = PendingIntent.getBroadcast(this, REQUEST_CODE_SNOOZE_SHORT,
             Intent(this, ConnectionAlertBroadcastReceiver::class.java).apply { action = CONNECTION_ALERT_ACTION_SNOOZE_SHORT },
             PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE)
-        val snoozeIntent = PendingIntent.getBroadcast(this, REQUEST_CODE_SNOOZE_LONG,
+        val snoozeLongIntent = PendingIntent.getBroadcast(this, REQUEST_CODE_SNOOZE_LONG,
             Intent(this, ConnectionAlertBroadcastReceiver::class.java).apply { action = CONNECTION_ALERT_ACTION_SNOOZE_LONG },
             PendingIntent.FLAG_UPDATE_CURRENT or PendingIntent.FLAG_IMMUTABLE)
         val neverAlertIntent = PendingIntent.getBroadcast(this, REQUEST_CODE_NEVER,
@@ -384,7 +384,7 @@ class SubscriberService : Service() {
             .setOnlyAlertOnce(true)
             .setDeleteIntent(deleteIntent)
             .addAction(NotificationCompat.Action.Builder(0, getString(R.string.connection_alert_action_snooze, CONNECTION_ALERT_SNOOZE_SHORT_HOURS), snoozeShortIntent).build())
-            .addAction(NotificationCompat.Action.Builder(0, getString(R.string.connection_alert_action_snooze, CONNECTION_ALERT_SNOOZE_LONG_HOURS), snoozeIntent).build())
+            .addAction(NotificationCompat.Action.Builder(0, getString(R.string.connection_alert_action_snooze, CONNECTION_ALERT_SNOOZE_LONG_HOURS), snoozeLongIntent).build())
             .addAction(NotificationCompat.Action.Builder(0, getString(R.string.connection_alert_action_never), neverAlertIntent).build())
             .build()
 
diff --git a/app/src/main/java/io/heckel/ntfy/util/HttpUtil.kt b/app/src/main/java/io/heckel/ntfy/util/HttpUtil.kt
index a20a64f9..303edfe1 100644
--- a/app/src/main/java/io/heckel/ntfy/util/HttpUtil.kt
+++ b/app/src/main/java/io/heckel/ntfy/util/HttpUtil.kt
@@ -46,7 +46,7 @@ object HttpUtil {
 
     /**
      * Client for WebSocket connections.
-     * No read timeout, 5 minute ping interval, 10s connect timeout.
+     * No read timeout, 3 minute ping interval, 10s connect timeout.
      *
      * Dead connections are normally caught by one of two faster mechanisms:
      *   1. Device-side network changes (Wi-Fi <-> cellular, network drop/return) are
@@ -55,15 +55,17 @@ object HttpUtil {
      *   2. Server-side failures (crash, restart, server's own pong timeout) surface as
      *      TCP FIN/RST and are detected instantly via OkHttp's onClosed/onFailure.
      *
-     * The 5-minute client ping is only a fallback for the rare case where neither of
+     * The 3-minute client ping is only a fallback for the rare case where neither of
      * the above fires: silent server hangs, NAT eviction, asymmetric routing breaks, etc.
      * We use a long interval so the modem can fully power down between pings, which is
      * the dominant battery factor for the foreground service.
+     *
+     * See discussion in https://github.com/binwiederhier/ntfy-android/pull/113
      */
     suspend fun wsClient(context: Context, baseUrl: String): OkHttpClient {
         return emptyClientBuilder(context, baseUrl)
             .readTimeout(0, TimeUnit.MILLISECONDS)
-            .pingInterval(5, TimeUnit.MINUTES)
+            .pingInterval(3, TimeUnit.MINUTES)
             .connectTimeout(10, TimeUnit.SECONDS)
             .build()
     }
diff --git a/fastlane/metadata/android/en-US/changelog/61.txt b/fastlane/metadata/android/en-US/changelog/61.txt
index b4e61192..97fc4157 100644
--- a/fastlane/metadata/android/en-US/changelog/61.txt
+++ b/fastlane/metadata/android/en-US/changelog/61.txt
@@ -2,7 +2,7 @@ Features:
 * Add configurable "Alert when connection is lost" setting (#1665, #1662, #1652, #1655, thanks to @tintamarre, @sjozs, @TheRealOne78, and @DAE51D for reporting)
 * Suppress connection alerts and stop foreground service when there is no network (ntfy-android#165, thanks to @tintamarre for the contribution)
 * Restart the foreground service immediately when network returns, even if the app process was killed while offline
-* Improve battery life by increasing WebSocket client ping interval from 1 min to 5 min, and reconnect instantly on Wi-Fi/cellular/VPN transitions (ntfy-android#113, thanks to @ftilde for the investigation)
+* Improve battery life by increasing WebSocket client ping interval from 1 min to 3 min, and reconnect instantly on Wi-Fi/cellular/VPN transitions (ntfy-android#113, thanks to @ftilde for the investigation)
 * Disable UnifiedPush components when UnifiedPush is disabled in settings (ntfy-android#168, thanks to @p1gp1g for the contribution)
 
 Bug fixes + maintenance: