diff --git a/update_metadata.proto b/update_metadata.proto
index bf0cb45..b95a040 100644
--- a/update_metadata.proto
+++ b/update_metadata.proto
@@ -110,44 +110,45 @@
   optional string build_version = 6;
 }
 
-message DeltaArchiveManifest {
-  message InstallOperation {
-    enum Type {
-      REPLACE = 0;  // Replace destination extents w/ attached data
-      REPLACE_BZ = 1;  // Replace destination extents w/ attached bzipped data
-      MOVE = 2;  // Move source extents to destination extents
-      BSDIFF = 3;  // The data is a bsdiff binary diff
-      // SOURCE_COPY and SOURCE_BSDIFF are only supported on minor version 2.
-      SOURCE_COPY = 4; // Copy from source to target partition
-      SOURCE_BSDIFF = 5; // Like BSDIFF, but read from source partition
-    }
-    required Type type = 1;
-    // The offset into the delta file (after the protobuf)
-    // where the data (if any) is stored
-    optional uint32 data_offset = 2;
-    // The length of the data in the delta file
-    optional uint32 data_length = 3;
-
-    // Ordered list of extents that are read from (if any) and written to.
-    repeated Extent src_extents = 4;
-    // Byte length of src, equal to the number of blocks in src_extents *
-    // block_size. It is used for BSDIFF, because we need to pass that
-    // external program the number of bytes to read from the blocks we pass it.
-    // This is not used in any other operation.
-    optional uint64 src_length = 5;
-
-    repeated Extent dst_extents = 6;
-    // Byte length of dst, equal to the number of blocks in dst_extents *
-    // block_size. Used for BSDIFF, but not in any other operation.
-    optional uint64 dst_length = 7;
-
-    // Optional SHA 256 hash of the blob associated with this operation.
-    // This is used as a primary validation for http-based downloads and
-    // as a defense-in-depth validation for https-based downloads. If
-    // the operation doesn't refer to any blob, this field will have
-    // zero bytes.
-    optional bytes data_sha256_hash = 8;
+message InstallOperation {
+  enum Type {
+    REPLACE = 0;  // Replace destination extents w/ attached data
+    REPLACE_BZ = 1;  // Replace destination extents w/ attached bzipped data
+    MOVE = 2;  // Move source extents to destination extents
+    BSDIFF = 3;  // The data is a bsdiff binary diff
+    // SOURCE_COPY and SOURCE_BSDIFF are only supported on minor version 2.
+    SOURCE_COPY = 4; // Copy from source to target partition
+    SOURCE_BSDIFF = 5; // Like BSDIFF, but read from source partition
   }
+  required Type type = 1;
+  // The offset into the delta file (after the protobuf)
+  // where the data (if any) is stored
+  optional uint32 data_offset = 2;
+  // The length of the data in the delta file
+  optional uint32 data_length = 3;
+
+  // Ordered list of extents that are read from (if any) and written to.
+  repeated Extent src_extents = 4;
+  // Byte length of src, equal to the number of blocks in src_extents *
+  // block_size. It is used for BSDIFF, because we need to pass that
+  // external program the number of bytes to read from the blocks we pass it.
+  // This is not used in any other operation.
+  optional uint64 src_length = 5;
+
+  repeated Extent dst_extents = 6;
+  // Byte length of dst, equal to the number of blocks in dst_extents *
+  // block_size. Used for BSDIFF, but not in any other operation.
+  optional uint64 dst_length = 7;
+
+  // Optional SHA 256 hash of the blob associated with this operation.
+  // This is used as a primary validation for http-based downloads and
+  // as a defense-in-depth validation for https-based downloads. If
+  // the operation doesn't refer to any blob, this field will have
+  // zero bytes.
+  optional bytes data_sha256_hash = 8;
+}
+
+message DeltaArchiveManifest {
   repeated InstallOperation install_operations = 1;
   repeated InstallOperation kernel_install_operations = 2;