1 files changed, 8 insertions, 0 deletions
diff --git a/crates/shirabe/src/package/root_alias_package.rs b/crates/shirabe/src/package/root_alias_package.rs
index 9f987eb..140c96d 100644
--- a/crates/shirabe/src/package/root_alias_package.rs
+++ b/crates/shirabe/src/package/root_alias_package.rs
@@ -146,6 +146,10 @@ impl RootPackageInterface for RootAliasPackage {
     fn set_extra(&mut self, extra: IndexMap<String, PhpMixed>) {
         self.alias_of.set_extra(extra);
     }
+
+    fn as_package_interface(&self) -> &dyn crate::package::PackageInterface {
+        self
+    }
 }
 
 impl CompletePackageInterface for RootAliasPackage {
@@ -248,4 +252,8 @@ impl CompletePackageInterface for RootAliasPackage {
     fn set_archive_excludes(&mut self, excludes: Vec<String>) {
         self.inner.set_archive_excludes(excludes);
     }
+
+    fn as_package_interface(&self) -> &dyn crate::package::PackageInterface {
+        self
+    }
 }