diff --git a/core/src/library/config.rs b/core/src/library/config.rs
index ff7c9af38..51e980cc5 100644
--- a/core/src/library/config.rs
+++ b/core/src/library/config.rs
@@ -157,13 +157,16 @@ pub struct LibraryStatistics {
 	/// Number of tags created
 	pub tag_count: u32,
 
-	/// Number of devices in this library
+	/// Number of devices in this library (v2 field, defaults to 0 for old configs)
+	#[serde(default)]
 	pub device_count: u32,
 
-	/// Total storage capacity across all volumes (in bytes)
+	/// Total storage capacity across all volumes in bytes (v2 field, defaults to 0 for old configs)
+	#[serde(default)]
 	pub total_capacity: u64,
 
-	/// Available storage across all volumes (in bytes)
+	/// Available storage across all volumes in bytes (v2 field, defaults to 0 for old configs)
+	#[serde(default)]
 	pub available_capacity: u64,
 
 	/// Number of thumbnails generated
diff --git a/packages/interface b/packages/interface
index aba14c9ac..c55908ded 160000
--- a/packages/interface
+++ b/packages/interface
@@ -1 +1 @@
-Subproject commit aba14c9ac835f2a6458ed634bafadfd51a446be4
+Subproject commit c55908dedf0f30222cc394e998617b6b9cc6936f