6 files changed, 4 insertions, 14 deletions
diff --git a/audio/adlib.cpp b/audio/adlib.cpp
index f609164495..3e3f5c047c 100644
--- a/audio/adlib.cpp
+++ b/audio/adlib.cpp
@@ -20,7 +20,6 @@
  *
  */
 
-#include "audio/softsynth/emumidi.h"
 #include "common/debug.h"
 #include "common/error.h"
 #include "common/scummsys.h"
diff --git a/audio/decoders/3do.cpp b/audio/decoders/3do.cpp
index 6d558d4c8c..60cc515fdd 100644
--- a/audio/decoders/3do.cpp
+++ b/audio/decoders/3do.cpp
@@ -25,7 +25,6 @@
 #include "common/util.h"
 
 #include "audio/decoders/3do.h"
-#include "audio/decoders/raw.h"
 #include "audio/decoders/adpcm_intern.h"
 
 namespace Audio {
diff --git a/audio/decoders/3do.h b/audio/decoders/3do.h
index 7524358543..7f617c6643 100644
--- a/audio/decoders/3do.h
+++ b/audio/decoders/3do.h
@@ -31,19 +31,12 @@
 
 #include "common/scummsys.h"
 #include "common/types.h"
-#include "common/substream.h"
+#include "common/stream.h"
 
 #include "audio/audiostream.h"
-#include "audio/decoders/raw.h"
-
-namespace Common {
-class SeekableReadStream;
-}
 
 namespace Audio {
 
-class SeekableAudioStream;
-
 // amount of bytes to be used within the decoder classes as buffers
 #define AUDIO_3DO_CACHE_SIZE 1024
 
diff --git a/audio/miles_adlib.cpp b/audio/miles_adlib.cpp
index bf5c9d4a73..0693d1e7ac 100644
--- a/audio/miles_adlib.cpp
+++ b/audio/miles_adlib.cpp
@@ -27,7 +27,6 @@
 #include "common/textconsole.h"
 
 #include "audio/fmopl.h"
-#include "audio/softsynth/emumidi.h"
 
 namespace Audio {
 
diff --git a/audio/mods/protracker.cpp b/audio/mods/protracker.cpp
index 2578e9488a..ce52b61e04 100644
--- a/audio/mods/protracker.cpp
+++ b/audio/mods/protracker.cpp
@@ -24,8 +24,6 @@
 #include "audio/mods/paula.h"
 #include "audio/mods/module.h"
 
-#include "audio/audiostream.h"
-
 #include "common/textconsole.h"
 
 namespace Modules {
diff --git a/audio/softsynth/fmtowns_pc98/towns_audio.h b/audio/softsynth/fmtowns_pc98/towns_audio.h
index 93eeafb046..0003f02777 100644
--- a/audio/softsynth/fmtowns_pc98/towns_audio.h
+++ b/audio/softsynth/fmtowns_pc98/towns_audio.h
@@ -23,7 +23,9 @@
 #ifndef TOWNS_AUDIO_H
 #define TOWNS_AUDIO_H
 
-#include "audio/mixer.h"
+namespace Audio {
+class Mixer;
+}
 
 class TownsAudioInterfaceInternal;