diff --git a/gradle.properties b/gradle.properties
index 6d1b2bf..8ab9826 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -4,11 +4,11 @@ pluginGroup = com.github.akshayashokcode.devfocus
 pluginName = DevFocus
 pluginRepositoryUrl = https://github.com/AkshayAshokCode/DevFocus
 # SemVer format -> https://semver.org
-pluginVersion = 1.2.2
+pluginVersion = 1.2.3
 
 # Supported build number ranges and IntelliJ Platform versions -> https://plugins.jetbrains.com/docs/intellij/build-number-ranges.html
 pluginSinceBuild = 233
-# pluginUntilBuild = 251.*
+pluginUntilBuild = 251.*
 
 # IntelliJ Platform Properties -> https://plugins.jetbrains.com/docs/intellij/tools-gradle-intellij-plugin.html#configuration-intellij-extension
 platformType = IC
diff --git a/src/main/kotlin/com/github/akshayashokcode/devfocus/services/pomodoro/PomodoroTimerService.kt b/src/main/kotlin/com/github/akshayashokcode/devfocus/services/pomodoro/PomodoroTimerService.kt
index 47fb800..58f8220 100644
--- a/src/main/kotlin/com/github/akshayashokcode/devfocus/services/pomodoro/PomodoroTimerService.kt
+++ b/src/main/kotlin/com/github/akshayashokcode/devfocus/services/pomodoro/PomodoroTimerService.kt
@@ -2,6 +2,7 @@ package com.github.akshayashokcode.devfocus.services.pomodoro
 
 import com.github.akshayashokcode.devfocus.model.PomodoroMode
 import com.github.akshayashokcode.devfocus.model.PomodoroSettings
+import com.github.akshayashokcode.devfocus.util.SoundPlayer
 import com.intellij.notification.NotificationGroupManager
 import com.intellij.notification.NotificationType
 import com.intellij.openapi.components.Service
@@ -77,6 +78,7 @@ class PomodoroTimerService(private val project: Project) {
             // Work session complete
             if (currentSessionNum >= totalSessions) {
                 // Last session complete - all done!
+                playCompleteSound()
                 NotificationGroupManager.getInstance()
                     .getNotificationGroup(NOTIFICATION_GROUP_ID)
                     .createNotification(
@@ -94,6 +96,7 @@ class PomodoroTimerService(private val project: Project) {
                 _timeLeft.value = formatTime(remainingTimeMs)
             } else {
                 // Work session complete - start break
+                playBreakSound()
                 _currentSession.value = currentSessionNum + 1
 
                 NotificationGroupManager.getInstance()
@@ -116,6 +119,7 @@ class PomodoroTimerService(private val project: Project) {
         } else {
             // Break complete
             // More sessions remaining - start next session
+            playWorkSound()
             NotificationGroupManager.getInstance()
                 .getNotificationGroup(NOTIFICATION_GROUP_ID)
                 .createNotification(
@@ -193,4 +197,16 @@ class PomodoroTimerService(private val project: Project) {
         }
         return if (totalMs > 0) remainingTimeMs.toFloat() / totalMs.toFloat() else 0f
     }
+
+    private fun playBreakSound() {
+        SoundPlayer.play("break.wav")
+    }
+
+    private fun playWorkSound() {
+        SoundPlayer.play("work.wav")
+    }
+
+    private fun playCompleteSound() {
+        SoundPlayer.play("complete.wav")
+    }
 }
\ No newline at end of file
diff --git a/src/main/kotlin/com/github/akshayashokcode/devfocus/util/SoundPlayer.kt b/src/main/kotlin/com/github/akshayashokcode/devfocus/util/SoundPlayer.kt
new file mode 100644
index 0000000..5bfde8f
--- /dev/null
+++ b/src/main/kotlin/com/github/akshayashokcode/devfocus/util/SoundPlayer.kt
@@ -0,0 +1,48 @@
+package com.github.akshayashokcode.devfocus.util
+
+import java.io.BufferedInputStream
+import javax.sound.sampled.AudioSystem
+import javax.sound.sampled.Clip
+import javax.sound.sampled.LineEvent
+
+object SoundPlayer {
+
+    @Synchronized
+    fun play(soundFileName: String) {
+
+        try {
+
+            val resourceStream = SoundPlayer::class.java
+                .getResourceAsStream("/sounds/$soundFileName")
+                ?: return
+
+            val bufferedStream = BufferedInputStream(resourceStream)
+
+            val audioInputStream =
+                AudioSystem.getAudioInputStream(bufferedStream)
+
+            val clip: Clip = AudioSystem.getClip()
+
+            clip.open(audioInputStream)
+
+            clip.addLineListener { event ->
+
+                if (event.type == LineEvent.Type.STOP) {
+
+                    clip.stop()
+                    clip.flush()
+                    clip.close()
+
+                    audioInputStream.close()
+                    bufferedStream.close()
+                    resourceStream.close()
+                }
+            }
+
+            clip.start()
+
+        } catch (e: Exception) {
+            e.printStackTrace()
+        }
+    }
+}
\ No newline at end of file
diff --git a/src/main/resources/sounds/break.wav b/src/main/resources/sounds/break.wav
new file mode 100644
index 0000000..c513cd8
Binary files /dev/null and b/src/main/resources/sounds/break.wav differ
diff --git a/src/main/resources/sounds/complete.wav b/src/main/resources/sounds/complete.wav
new file mode 100644
index 0000000..31c6a87
Binary files /dev/null and b/src/main/resources/sounds/complete.wav differ
diff --git a/src/main/resources/sounds/work.wav b/src/main/resources/sounds/work.wav
new file mode 100644
index 0000000..29095d5
Binary files /dev/null and b/src/main/resources/sounds/work.wav differ