diff --git a/Cargo.lock b/Cargo.lock
index 27ed3a138e..50a6036efa 100644
--- a/Cargo.lock
+++ b/Cargo.lock
@@ -438,11 +438,10 @@ dependencies = [
 
 [[package]]
 name = "containers-image-proxy"
-version = "0.6.0"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "450ba7a168d28a978bed898a3303bb387aaafabea982a956689129cdb821920f"
+checksum = "c1b4ec45d60513c498a40c69d89447d8bf91bbd17f71a32aa285b39e4dc03294"
 dependencies = [
- "anyhow",
  "cap-std-ext",
  "fn-error-context",
  "futures-util",
@@ -451,6 +450,7 @@ dependencies = [
  "semver",
  "serde",
  "serde_json",
+ "thiserror",
  "tokio",
  "tracing",
 ]
@@ -1418,6 +1418,7 @@ checksum = "233cf39063f058ea2caae4091bf4a3ef70a653afbc026f5c4a4135d114e3c177"
 dependencies = [
  "equivalent",
  "hashbrown 0.14.3",
+ "serde",
 ]
 
 [[package]]
@@ -1764,29 +1765,30 @@ dependencies = [
 
 [[package]]
 name = "oci-spec"
-version = "0.6.5"
+version = "0.7.0"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "e423c4f827362c0d8d8da4b1f571270f389ebde73bcd3240a3d23c6d6f61d0f0"
+checksum = "5cee185ce7cf1cce45e194e34cd87c0bad7ff0aa2e8917009a2da4f7b31fb363"
 dependencies = [
  "derive_builder",
  "getset",
+ "regex",
  "serde",
  "serde_json",
+ "strum",
+ "strum_macros",
  "thiserror",
 ]
 
 [[package]]
 name = "ocidir"
-version = "0.1.0"
+version = "0.3.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "9c9e545ae89c695346b4581fa67d31085abd7354f93208142113f72221872391"
+checksum = "296a7c4945df5df933582eefaad6d90d16f3e7162f42e6837985bce745d3b5af"
 dependencies = [
- "anyhow",
  "camino",
  "cap-std-ext",
  "chrono",
  "flate2",
- "fn-error-context",
  "hex",
  "oci-spec",
  "olpc-cjson",
@@ -1794,6 +1796,7 @@ dependencies = [
  "serde",
  "serde_json",
  "tar",
+ "thiserror",
 ]
 
 [[package]]
@@ -1895,9 +1898,9 @@ dependencies = [
 
 [[package]]
 name = "ostree-ext"
-version = "0.14.4"
+version = "0.15.2"
 source = "registry+https://github.com/rust-lang/crates.io-index"
-checksum = "502954dd77e19df256429bb830e1d2c4e8d89cf60a33368b856417e7f633e87d"
+checksum = "e64706e4ef8e52f2c1e7ec40d7ff31b0f66383b907441c88b75e5bc9bc83b7a7"
 dependencies = [
  "anyhow",
  "camino",
@@ -1910,6 +1913,7 @@ dependencies = [
  "futures-util",
  "gvariant",
  "hex",
+ "indexmap 2.2.3",
  "indicatif",
  "io-lifetimes",
  "libc",
@@ -2648,6 +2652,25 @@ version = "0.11.1"
 source = "registry+https://github.com/rust-lang/crates.io-index"
 checksum = "7da8b5736845d9f2fcb837ea5d9e2628564b3b043a70948a3f0b778838c5fb4f"
 
+[[package]]
+name = "strum"
+version = "0.26.3"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "8fec0f0aef304996cf250b31b5a10dee7980c85da9d759361292b8bca5a18f06"
+
+[[package]]
+name = "strum_macros"
+version = "0.26.4"
+source = "registry+https://github.com/rust-lang/crates.io-index"
+checksum = "4c6bee85a5a24955dc440386795aa378cd9cf82acd5f764469152d2270e581be"
+dependencies = [
+ "heck 0.5.0",
+ "proc-macro2",
+ "quote",
+ "rustversion",
+ "syn 2.0.48",
+]
+
 [[package]]
 name = "subtle"
 version = "2.4.1"
diff --git a/Cargo.toml b/Cargo.toml
index 6bafd5e665..367b6462b4 100644
--- a/Cargo.toml
+++ b/Cargo.toml
@@ -72,7 +72,7 @@ nix = { version = "0.29.0", features = ["fs", "mount", "signal", "user"] }
 openssl = "0.10.66"
 once_cell = "1.19.0"
 os-release = "0.1.0"
-ostree-ext = "0.14"
+ostree-ext = "0.15"
 paste = "1.0"
 phf = { version = "0.11", features = ["macros"] }
 rand = "0.8.5"
diff --git a/rust/src/compose.rs b/rust/src/compose.rs
index ff6f0676cb..b9a03e6edf 100644
--- a/rust/src/compose.rs
+++ b/rust/src/compose.rs
@@ -182,13 +182,15 @@ pub(crate) fn compose_image(args: Vec<String>) -> CxxResult<()> {
     let tempdir = Utf8Path::from_path(tempdir.path()).unwrap();
 
     let handle = tokio::runtime::Handle::current();
-    let proxy = handle.block_on(async {
-        let config = containers_image_proxy::ImageProxyConfig {
-            authfile: opt.authfile.as_ref().map(|v| v.as_std_path().to_owned()),
-            ..Default::default()
-        };
-        containers_image_proxy::ImageProxy::new_with_config(config).await
-    })?;
+    let proxy = handle
+        .block_on(async {
+            let config = containers_image_proxy::ImageProxyConfig {
+                authfile: opt.authfile.as_ref().map(|v| v.as_std_path().to_owned()),
+                ..Default::default()
+            };
+            containers_image_proxy::ImageProxy::new_with_config(config).await
+        })
+        .expect("Create an image proxy");
 
     let (_cachetempdir, cachedir) = match opt.cachedir {
         Some(p) => (None, p),
diff --git a/rust/src/sysroot_upgrade.rs b/rust/src/sysroot_upgrade.rs
index 8e6ea5a25c..7266989104 100644
--- a/rust/src/sysroot_upgrade.rs
+++ b/rust/src/sysroot_upgrade.rs
@@ -34,7 +34,7 @@ impl From<Box<ostree_container::store::LayeredImageState>> for crate::ffi::Conta
         crate::ffi::ContainerImageState {
             base_commit: s.base_commit,
             merge_commit: s.merge_commit,
-            image_digest: s.manifest_digest,
+            image_digest: s.manifest_digest.to_string(),
             version,
             cached_update_diff,
         }
@@ -50,7 +50,7 @@ fn layer_counts<'a>(layers: impl Iterator<Item = &'a ManifestLayerState>) -> (u3
             if v.commit.is_some() {
                 (stored + 1, (n_to_fetch, size_to_fetch))
             } else {
-                (stored, (n_to_fetch + 1, size_to_fetch + v.size()))
+                (stored, (n_to_fetch + 1, size_to_fetch + v.layer().size()))
             }
         },
     )