diff --git a/build/aegisub_vs2008/aegisub_vs2008.vcproj b/build/aegisub_vs2008/aegisub_vs2008.vcproj
index 7c7ec2777..955bb35c2 100644
--- a/build/aegisub_vs2008/aegisub_vs2008.vcproj
+++ b/build/aegisub_vs2008/aegisub_vs2008.vcproj
@@ -496,22 +496,42 @@
 				RelativePath="..\..\aegisub\audio_player_alsa.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\aegisub\audio_player_alsa.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\aegisub\audio_player_dsound.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\aegisub\audio_player_dsound.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\aegisub\audio_player_openal.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\aegisub\audio_player_openal.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\aegisub\audio_player_portaudio.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\aegisub\audio_player_portaudio.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\aegisub\audio_player_pulse.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\aegisub\audio_player_pulse.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\aegisub\audio_provider.cpp"
 				>
@@ -1752,10 +1772,18 @@
 				RelativePath="..\..\aegisub\subtitles_provider_csri.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\aegisub\subtitles_provider_csri.h"
+				>
+			</File>
 			<File
 				RelativePath="..\..\aegisub\subtitles_provider_libass.cpp"
 				>
 			</File>
+			<File
+				RelativePath="..\..\aegisub\subtitles_provider_libass.h"
+				>
+			</File>
 		</Filter>
 		<Filter
 			Name="Visual Tools"