diff --git a/mods/cnc/mod.yaml b/mods/cnc/mod.yaml
index 11a2f510a3..96e68f9806 100644
--- a/mods/cnc/mod.yaml
+++ b/mods/cnc/mod.yaml
@@ -139,7 +139,7 @@ LoadScreen: CncLoadScreen
 	Text: Loading
 
 ContentInstaller:
-	TestFiles: conquer.mix, desert.mix, sounds.mix, speech.mix, temperat.mix, tempicnh.mix, winter.mix
+	TestFiles: ^Content/cnc/conquer.mix, ^Content/cnc/desert.mix, ^Content/cnc/sounds.mix, ^Content/cnc/speech.mix, ^Content/cnc/temperat.mix, ^Content/cnc/tempicnh.mix, ^Content/cnc/winter.mix
 	MusicMenuWidget: INSTALL_MUSIC_PANEL
 	FilesToCopy: CONQUER.MIX, DESERT.MIX, SCORES.MIX, SOUNDS.MIX, TEMPERAT.MIX, WINTER.MIX
 	FilesToExtract: speech.mix, tempicnh.mix, transit.mix
diff --git a/mods/d2k/mod.yaml b/mods/d2k/mod.yaml
index a9aabe792d..dea69e5fe2 100644
--- a/mods/d2k/mod.yaml
+++ b/mods/d2k/mod.yaml
@@ -125,7 +125,7 @@ LoadScreen: LogoStripeLoadScreen
 ContentInstaller:
 	MusicMenuWidget: INSTALL_MUSIC_PANEL
 # TODO: check if DATA.R8 is at 1.03 patch level with 4840 frames
-	TestFiles: BLOXBASE.R8, BLOXBAT.R8, BLOXBGBS.R8, BLOXICE.R8, BLOXTREE.R8, BLOXWAST.R8, DATA.R8, SOUND.RS
+	TestFiles: ^Content/d2k/BLOXBASE.R8, ^Content/d2k/BLOXBAT.R8, ^Content/d2k/BLOXBGBS.R8, ^Content/d2k/BLOXICE.R8, ^Content/d2k/BLOXTREE.R8, ^Content/d2k/BLOXWAST.R8, ^Content/d2k/DATA.R8, ^Content/d2k/SOUND.RS
 	PackageMirrorList: http://www.openra.net/packages/d2k-103-mirrors.txt
 	DiskTestFiles: music/ambush.aud, setup/setup.z
 	PackageToExtractFromCD: setup/setup.z
diff --git a/mods/ra/mod.yaml b/mods/ra/mod.yaml
index 742cc47016..1189b2112c 100644
--- a/mods/ra/mod.yaml
+++ b/mods/ra/mod.yaml
@@ -142,7 +142,7 @@ LoadScreen: LogoStripeLoadScreen
 
 ContentInstaller:
 	MusicMenuWidget: INSTALL_MUSIC_PANEL
-	TestFiles: allies.mix, conquer.mix, interior.mix, redalert.mix, russian.mix, snow.mix, sounds.mix, temperat.mix
+	TestFiles: ^Content/ra/allies.mix, ^Content/ra/conquer.mix, ^Content/ra/interior.mix, ^Content/ra/redalert.mix, ^Content/ra/russian.mix, ^Content/ra/snow.mix, ^Content/ra/sounds.mix, ^Content/ra/temperat.mix
 	PackageMirrorList: http://www.openra.net/packages/ra-mirrors.txt
 	DiskTestFiles: MAIN.MIX, INSTALL/REDALERT.MIX
 	PackageToExtractFromCD: MAIN.MIX
diff --git a/mods/ts/mod.yaml b/mods/ts/mod.yaml
index 18f85c941c..bd435501eb 100644
--- a/mods/ts/mod.yaml
+++ b/mods/ts/mod.yaml
@@ -190,7 +190,7 @@ LoadScreen: LogoStripeLoadScreen
 
 ContentInstaller:
 	MusicMenuWidget: INSTALL_MUSIC_PANEL
-	TestFiles: cache.mix, conquer.mix, isosnow.mix, isotemp.mix, local.mix, sidec01.mix, sidec02.mix, sno.mix, snow.mix, sounds.mix, speech01.mix, tem.mix, temperat.mix
+	TestFiles: ^Content/ts/cache.mix, ^Content/ts/conquer.mix, ^Content/ts/isosnow.mix, ^Content/ts/isotemp.mix, ^Content/ts/local.mix, ^Content/ts/sidec01.mix, ^Content/ts/sidec02.mix, ^Content/ts/sno.mix, ^Content/ts/snow.mix, ^Content/ts/sounds.mix, ^Content/ts/speech01.mix, ^Content/ts/tem.mix, ^Content/ts/temperat.mix
 	PackageMirrorList: http://www.openra.net/packages/ts-mirrors.txt
 	DiskTestFiles: MULTI.MIX, INSTALL/TIBSUN.MIX
 	CopyFilesFromCD: