diff --git a/src/engine/client/sound.cpp b/src/engine/client/sound.cpp
index 01298d403..b1ce3c0e1 100644
--- a/src/engine/client/sound.cpp
+++ b/src/engine/client/sound.cpp
@@ -275,6 +275,11 @@ static void SdlCallback(void *pUnused, Uint8 *pStream, int Len)
 #endif
 }
 
+CSound::CSound() :
+	m_SoundEnabled(false), m_Device(0), m_pGraphics(nullptr), m_pStorage(nullptr)
+{
+}
+
 int CSound::Init()
 {
 	m_SoundEnabled = false;
diff --git a/src/engine/client/sound.h b/src/engine/client/sound.h
index e8256632c..207d52df5 100644
--- a/src/engine/client/sound.h
+++ b/src/engine/client/sound.h
@@ -28,6 +28,7 @@ class CSound : public IEngineSound
 	static int DecodeOpus(int SampleID, const void *pData, unsigned DataSize);
 
 public:
+	CSound();
 	int Init() override;
 	int Update() override;
 	void Shutdown() override;