diff --git a/cmds/installd/dexopt.cpp b/cmds/installd/dexopt.cpp
index 70bbc33..ebb8f0f 100644
--- a/cmds/installd/dexopt.cpp
+++ b/cmds/installd/dexopt.cpp
@@ -2277,7 +2277,7 @@
 //   out_secondary_dex_exists will be set to false.
 bool reconcile_secondary_dex_file(const std::string& dex_path,
         const std::string& pkgname, int uid, const std::vector<std::string>& isas,
-        const std::unique_ptr<std::string>& volume_uuid, int storage_flag,
+        const std::optional<std::string>& volume_uuid, int storage_flag,
         /*out*/bool* out_secondary_dex_exists) {
     *out_secondary_dex_exists = false;  // start by assuming the file does not exist.
     if (isas.size() == 0) {
@@ -2298,7 +2298,7 @@
         /* child -- drop privileges before continuing */
         drop_capabilities(uid);
 
-        const char* volume_uuid_cstr = volume_uuid == nullptr ? nullptr : volume_uuid->c_str();
+        const char* volume_uuid_cstr = volume_uuid ? volume_uuid->c_str() : nullptr;
         if (!validate_secondary_dex_path(pkgname, dex_path, volume_uuid_cstr,
                 uid, storage_flag)) {
             LOG(ERROR) << "Could not validate secondary dex path " << dex_path;
@@ -2399,11 +2399,11 @@
 // the app.
 // For any other errors (e.g. if any of the parameters are invalid) returns false.
 bool hash_secondary_dex_file(const std::string& dex_path, const std::string& pkgname, int uid,
-        const std::unique_ptr<std::string>& volume_uuid, int storage_flag,
+        const std::optional<std::string>& volume_uuid, int storage_flag,
         std::vector<uint8_t>* out_secondary_dex_hash) {
     out_secondary_dex_hash->clear();
 
-    const char* volume_uuid_cstr = volume_uuid == nullptr ? nullptr : volume_uuid->c_str();
+    const char* volume_uuid_cstr = volume_uuid ? volume_uuid->c_str() : nullptr;
 
     if (storage_flag != FLAG_STORAGE_CE && storage_flag != FLAG_STORAGE_DE) {
         LOG(ERROR) << "hash_secondary_dex_file called with invalid storage_flag: "
@@ -2924,7 +2924,7 @@
                          appid_t app_id,
                          const std::string& profile_name,
                          const std::string& code_path,
-                         const std::unique_ptr<std::string>& dex_metadata) {
+                         const std::optional<std::string>& dex_metadata) {
     // Prepare the current profile.
     std::string cur_profile  = create_current_profile_path(user_id, package_name, profile_name,
             /*is_secondary_dex*/ false);
@@ -2935,7 +2935,7 @@
     }
 
     // Check if we need to install the profile from the dex metadata.
-    if (dex_metadata == nullptr) {
+    if (!dex_metadata) {
         return true;
     }