diff --git a/core/java/android/credentials/CredentialDescription.java b/core/java/android/credentials/CredentialDescription.java
index f9db5e8bf44c5..3f95daee59581 100644
--- a/core/java/android/credentials/CredentialDescription.java
+++ b/core/java/android/credentials/CredentialDescription.java
@@ -123,7 +123,7 @@ public final class CredentialDescription implements Parcelable {
 
     @Override
     public void writeToParcel(@NonNull Parcel dest, int flags) {
-        dest.writeString(mType);
+        dest.writeString8(mType);
         dest.writeString(mFlattenedRequestString);
         dest.writeTypedList(mCredentialEntries, flags);
     }