diff --git a/CHANGELOG.md b/CHANGELOG.md
index f96b535a..da6d1f4c 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,5 +1,10 @@
 # @digitalcredentials/vc ChangeLog
 
+## 4.1.1 - 2022-07-06
+
+### Fixed
+- Remove use of `URL.protocol` (not implemented in React Native).
+
 ## 4.1.0 - 2022-07-06
 
 ### Added
diff --git a/lib/index.js b/lib/index.js
index 73f554f7..9329c417 100644
--- a/lib/index.js
+++ b/lib/index.js
@@ -681,16 +681,11 @@ function _checkCredential({credential, log = [], now = new Date()}) {
 }
 
 function _validateUriId({id, propertyName}) {
-  let parsed;
   try {
-    parsed = new URL(id);
+    new URL(id);
   } catch(e) {
     const error = new TypeError(`"${propertyName}" must be a URI: "${id}".`);
     error.cause = e;
     throw error;
   }
-
-  if(!parsed.protocol) {
-    throw new TypeError(`"${propertyName}" must be a URI: "${id}".`);
-  }
 }