diff --git a/AudioExample/AudioExample/Services/AudioContent.swift b/AudioExample/AudioExample/Services/AudioContent.swift
index c515a22..662f0f5 100644
--- a/AudioExample/AudioExample/Services/AudioContent.swift
+++ b/AudioExample/AudioExample/Services/AudioContent.swift
@@ -101,7 +101,7 @@ enum AudioContent: Int, CaseIterable {
         case .nonOptimized:
             return URL(string: "https://github.com/dimitris-c/sample-audio/raw/main/bensound-jazzyfrenchy.m4a")!
         case .local:
-            let path = Bundle.main.path(forResource: "bensound-jazzyfrenchy", ofType: "mp3")!
+            let path = Bundle.main.path(forResource: "bensound-jazzyfrenchy", ofType: "m4a")!
             return URL(fileURLWithPath: path)
         case .localWave:
             let path = Bundle.main.path(forResource: "hipjazz", ofType: "wav")!
diff --git a/AudioStreaming/Streaming/Audio Source/Mp4/Mp4Restructure.swift b/AudioStreaming/Streaming/Audio Source/Mp4/Mp4Restructure.swift
index ac4eea2..04616fa 100644
--- a/AudioStreaming/Streaming/Audio Source/Mp4/Mp4Restructure.swift	
+++ b/AudioStreaming/Streaming/Audio Source/Mp4/Mp4Restructure.swift	
@@ -145,7 +145,7 @@ final class Mp4Restructure {
                 // This atom can be quite large, and may exceed 2^32 bytes, in which case the size field will be set to 1, 
                 // and the header will contain a 64-bit extended size field.
                 if atomSize == 1 {
-                    atomSize =  Int(try getInteger(data: data, offset: atomOffset + 8) as UInt64)
+                    atomSize = Int(try getInteger(data: data, offset: atomOffset + 8) as UInt64)
                 }
                 let mdat = MP4Atom(type: atomType, size: atomSize, offset: atomOffset)
                 atoms.append(mdat)