diff --git a/vector/src/main/java/im/vector/app/features/voice/AbstractVoiceRecorder.kt b/vector/src/main/java/im/vector/app/features/voice/AbstractVoiceRecorder.kt
index 8a0f829f94..794130d528 100644
--- a/vector/src/main/java/im/vector/app/features/voice/AbstractVoiceRecorder.kt
+++ b/vector/src/main/java/im/vector/app/features/voice/AbstractVoiceRecorder.kt
@@ -26,17 +26,17 @@ abstract class AbstractVoiceRecorder(
         context: Context,
         private val filenameExt: String
 ) : VoiceRecorder {
-    private val outputDirectory = File(context.cacheDir, "voice_records")
+    private val outputDirectory: File by lazy {
+        File(context.cacheDir, "voice_records").also {
+            if (!it.exists()) {
+                it.mkdirs()
+            }
+        }
+    }
 
     private var mediaRecorder: MediaRecorder? = null
     private var outputFile: File? = null
 
-    init {
-        if (!outputDirectory.exists()) {
-            outputDirectory.mkdirs()
-        }
-    }
-
     abstract fun setOutputFormat(mediaRecorder: MediaRecorder)
     abstract fun convertFile(recordedFile: File?): File?
 
diff --git a/vector/src/main/java/im/vector/app/features/voice/VoicePlayerHelper.kt b/vector/src/main/java/im/vector/app/features/voice/VoicePlayerHelper.kt
index f1b316c456..64b06a72f8 100644
--- a/vector/src/main/java/im/vector/app/features/voice/VoicePlayerHelper.kt
+++ b/vector/src/main/java/im/vector/app/features/voice/VoicePlayerHelper.kt
@@ -27,11 +27,11 @@ import javax.inject.Inject
 class VoicePlayerHelper @Inject constructor(
         context: Context
 ) {
-    private val outputDirectory = File(context.cacheDir, "voice_records")
-
-    init {
-        if (!outputDirectory.exists()) {
-            outputDirectory.mkdirs()
+    private val outputDirectory: File by lazy {
+        File(context.cacheDir, "voice_records").also {
+            if (!it.exists()) {
+                it.mkdirs()
+            }
         }
     }