diff --git a/common/Android.bp b/common/Android.bp
index 304edb13..fd31a1de 100644
--- a/common/Android.bp
+++ b/common/Android.bp
@@ -993,7 +993,7 @@ android_app_import {
 	name: "TurboAdapter",
 	owner: "gms",
 	apk: "proprietary/system_ext/priv-app/TurboAdapter/TurboAdapter.apk",
-	presigned: true,
+	certificate: "platform",
 	dex_preopt: {
 		enabled: false,
 	},
diff --git a/proprietary-files.txt b/proprietary-files.txt
index cfd2abd3..051b2485 100644
--- a/proprietary-files.txt
+++ b/proprietary-files.txt
@@ -260,7 +260,7 @@ product/etc/sysconfig/preinstalled-packages-product-pixel-2017-and-newer.xml
 
 # Turbo
 -product/priv-app/TurboPrebuilt/TurboPrebuilt.apk;PRESIGNED
--system_ext/priv-app/TurboAdapter/TurboAdapter.apk;PRESIGNED
+-system_ext/priv-app/TurboAdapter/TurboAdapter.apk
 
 # Voice
 -product/app/GoogleTTS/GoogleTTS.apk;OVERRIDES=PicoTts;PRESIGNED