diff --git a/src/unix/sound_sdl.cpp b/src/unix/sound_sdl.cpp
index 288f5f7bce..dd251284a1 100644
--- a/src/unix/sound_sdl.cpp
+++ b/src/unix/sound_sdl.cpp
@@ -215,7 +215,7 @@ bool wxSoundBackendSDL::OpenAudio()
 #if SDL_MAJOR_VERSION == 1
             SDL_AudioDriverName(driver, 256);
 #elif SDL_MAJOR_VERSION > 1            
-            strncpy(driver, SDL_GetCurrentAudioDriver(), 256);
+            wxStrlcpy(driver, SDL_GetCurrentAudioDriver(), 256);
 #endif
             wxLogTrace(wxT("sound"), wxT("opened audio, driver '%s'"),
                        wxString(driver, wxConvLocal).c_str());