diff --git a/aegisub/src/audio_player_portaudio.cpp b/aegisub/src/audio_player_portaudio.cpp
index 3d9c39f09..b60c7c974 100644
--- a/aegisub/src/audio_player_portaudio.cpp
+++ b/aegisub/src/audio_player_portaudio.cpp
@@ -44,7 +44,7 @@
 #include <libaegisub/log.h>
 
 #include "audio_player_portaudio.h"
-#include "audio_provider_manager.h"
+#include "include/aegisub/audio_provider.h"
 #include "charset_conv.h"
 #include "main.h"
 #include "utils.h"
diff --git a/aegisub/src/audio_player_portaudio.h b/aegisub/src/audio_player_portaudio.h
index d92b6e4d4..32a0d50eb 100644
--- a/aegisub/src/audio_player_portaudio.h
+++ b/aegisub/src/audio_player_portaudio.h
@@ -40,7 +40,7 @@
 #include "include/aegisub/audio_provider.h"
 
 
- "C" {
+extern "C" {
 #include <portaudio.h>
 }