diff --git a/aegisub/build/aegisub_vs2008/aegisub_vs2008.vcproj b/aegisub/build/aegisub_vs2008/aegisub_vs2008.vcproj
index 54d552d6a..25bf26bf7 100644
--- a/aegisub/build/aegisub_vs2008/aegisub_vs2008.vcproj
+++ b/aegisub/build/aegisub_vs2008/aegisub_vs2008.vcproj
@@ -385,32 +385,8 @@
 			</File>
 		</Filter>
 		<Filter
-			Name="Audio"
+			Name="Audio backend"
 			>
-			<File
-				RelativePath="..\..\src\audio_box.cpp"
-				>
-			</File>
-			<File
-				RelativePath="..\..\src\audio_box.h"
-				>
-			</File>
-			<File
-				RelativePath="..\..\src\audio_display.cpp"
-				>
-			</File>
-			<File
-				RelativePath="..\..\src\audio_display.h"
-				>
-			</File>
-			<File
-				RelativePath="..\..\src\audio_karaoke.cpp"
-				>
-			</File>
-			<File
-				RelativePath="..\..\src\audio_karaoke.h"
-				>
-			</File>
 			<File
 				RelativePath="..\..\src\audio_player.cpp"
 				>
@@ -563,14 +539,6 @@
 				RelativePath="..\..\src\audio_provider_stream.h"
 				>
 			</File>
-			<File
-				RelativePath="..\..\src\audio_spectrum.cpp"
-				>
-			</File>
-			<File
-				RelativePath="..\..\src\audio_spectrum.h"
-				>
-			</File>
 		</Filter>
 		<Filter
 			Name="Automation"
@@ -1908,6 +1876,42 @@
 				>
 			</File>
 		</Filter>
+		<Filter
+			Name="Audio UI"
+			>
+			<File
+				RelativePath="..\..\src\audio_box.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\audio_box.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\audio_display.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\audio_display.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\audio_karaoke.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\audio_karaoke.h"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\audio_spectrum.cpp"
+				>
+			</File>
+			<File
+				RelativePath="..\..\src\audio_spectrum.h"
+				>
+			</File>
+		</Filter>
 		<File
 			RelativePath="..\..\src\changelog.txt"
 			>