diff --git a/.prebuilt_info/prebuilt_info_pvmfw_pvmfw_img.asciipb b/.prebuilt_info/prebuilt_info_pvmfw_pvmfw_img.asciipb
index 445f731..7973ed6 100644
--- a/.prebuilt_info/prebuilt_info_pvmfw_pvmfw_img.asciipb
+++ b/.prebuilt_info/prebuilt_info_pvmfw_pvmfw_img.asciipb
@@ -1,6 +1,6 @@
 drops {
   android_build_drop {
-    build_id: "8191635"
+    build_id: "8231605"
     target: "u-boot_pvmfw"
     source_file: "pvmfw.img"
   }
diff --git a/apex/sign_virt_apex.py b/apex/sign_virt_apex.py
index b659b73..e782bd2 100644
--- a/apex/sign_virt_apex.py
+++ b/apex/sign_virt_apex.py
@@ -250,7 +250,8 @@
         RunCommand(args, cmd)
         # libavb expects to be able to read the maximum vbmeta size, so we must provide a partition
         # which matches this or the read will fail.
-        RunCommand(args, ['truncate', '-s', '65536', vbmeta_img])
+        with open(vbmeta_img, 'a') as f:
+            f.truncate(65536)
 
 
 class TempDirectory(object):
diff --git a/pvmfw/pvmfw.img b/pvmfw/pvmfw.img
index 5e99b5f..d7e64c0 100644
--- a/pvmfw/pvmfw.img
+++ b/pvmfw/pvmfw.img
Binary files differ
diff --git a/virtualizationservice/src/main.rs b/virtualizationservice/src/main.rs
index 43e46a3..7bfb531 100644
--- a/virtualizationservice/src/main.rs
+++ b/virtualizationservice/src/main.rs
@@ -40,7 +40,10 @@
 
 fn main() {
     android_logger::init_once(
-        android_logger::Config::default().with_tag(LOG_TAG).with_min_level(Level::Info),
+        android_logger::Config::default()
+            .with_tag(LOG_TAG)
+            .with_min_level(Level::Info)
+            .with_log_id(android_logger::LogId::System),
     );
 
     clear_temporary_files().expect("Failed to delete old temporary files");