diff --git a/sdk/src/reader.rs b/sdk/src/reader.rs
index d8b7a895a..4216c74c8 100644
--- a/sdk/src/reader.rs
+++ b/sdk/src/reader.rs
@@ -41,6 +41,7 @@ use crate::{
     settings::get_settings_value,
     status_tracker::StatusTracker,
     store::Store,
+    utils::io_utils::uri_to_path,
     validation_results::{ValidationResults, ValidationState},
     validation_status::ValidationStatus,
     Manifest, ManifestAssertion,
@@ -586,22 +587,6 @@ impl Reader {
         .map(|size| size as usize)
     }
 
-    /// Convert a URI to a file path. (todo: move this to utils)
-    fn uri_to_path(uri: &str, manifest_label: &str) -> String {
-        let mut path = uri.to_string();
-        if path.starts_with("self#jumbf=") {
-            // convert to a file path always including the manifest label
-            path = path.replace("self#jumbf=", "");
-            if path.starts_with("/c2pa/") {
-                path = path.replacen("/c2pa/", "", 1);
-            } else {
-                path = format!("{}/{path}", manifest_label);
-            }
-            path = path.replace([':'], "_");
-        }
-        path
-    }
-
     /// Write all resources to a folder.
     ///
     ///
@@ -626,7 +611,7 @@ impl Reader {
         for manifest in self.manifests.values() {
             let resources = manifest.resources();
             for (uri, data) in resources.resources() {
-                let id_path = Self::uri_to_path(uri, manifest.label().unwrap_or("unknown"));
+                let id_path = uri_to_path(uri, manifest.label().unwrap_or("unknown"));
                 let path = path.as_ref().join(id_path);
                 if let Some(parent) = path.parent() {
                     std::fs::create_dir_all(parent)?;
diff --git a/sdk/src/utils/io_utils.rs b/sdk/src/utils/io_utils.rs
index c61a9b2e5..7f879a2f3 100644
--- a/sdk/src/utils/io_utils.rs
+++ b/sdk/src/utils/io_utils.rs
@@ -234,6 +234,22 @@ pub fn wasm_remove_dir_all<P: AsRef<std::path::Path>>(path: P) -> Result<()> {
     ))?
 }
 
+/// Convert a URI to a file path.
+pub fn uri_to_path(uri: &str, manifest_label: &str) -> String {
+    let mut path = uri.to_string();
+    if path.starts_with("self#jumbf=") {
+        // convert to a file path always including the manifest label
+        path = path.replace("self#jumbf=", "");
+        if path.starts_with("/c2pa/") {
+            path = path.replacen("/c2pa/", "", 1);
+        } else {
+            path = format!("{}/{path}", manifest_label);
+        }
+        path = path.replace([':'], "_");
+    }
+    path
+}
+
 #[cfg(test)]
 mod tests {
     #![allow(clippy::expect_used)]