diff --git a/Userland/Libraries/LibIPC/Decoder.cpp b/Userland/Libraries/LibIPC/Decoder.cpp
index ed54a7d8894..9c16317511a 100644
--- a/Userland/Libraries/LibIPC/Decoder.cpp
+++ b/Userland/Libraries/LibIPC/Decoder.cpp
@@ -83,8 +83,19 @@ ErrorOr<UnixDateTime> decode(Decoder& decoder)
 template<>
 ErrorOr<URL::URL> decode(Decoder& decoder)
 {
-    auto url = TRY(decoder.decode<ByteString>());
-    return URL::URL { url };
+    auto url_string = TRY(decoder.decode<ByteString>());
+    URL::URL url { url_string };
+
+    bool has_blob_url = TRY(decoder.decode<bool>());
+    if (!has_blob_url)
+        return url;
+
+    url.set_blob_url_entry(URL::BlobURLEntry {
+        .type = TRY(decoder.decode<String>()),
+        .byte_buffer = TRY(decoder.decode<ByteBuffer>()),
+    });
+
+    return url;
 }
 
 template<>
diff --git a/Userland/Libraries/LibIPC/Encoder.cpp b/Userland/Libraries/LibIPC/Encoder.cpp
index 51ac2efbeb2..17f09dc7ac5 100644
--- a/Userland/Libraries/LibIPC/Encoder.cpp
+++ b/Userland/Libraries/LibIPC/Encoder.cpp
@@ -99,7 +99,19 @@ ErrorOr<void> encode(Encoder& encoder, UnixDateTime const& value)
 template<>
 ErrorOr<void> encode(Encoder& encoder, URL::URL const& value)
 {
-    return encoder.encode(value.to_byte_string());
+    TRY(encoder.encode(value.serialize()));
+
+    if (!value.blob_url_entry().has_value())
+        return encoder.encode(false);
+
+    TRY(encoder.encode(true));
+
+    auto const& blob = value.blob_url_entry().value();
+
+    TRY(encoder.encode(blob.type));
+    TRY(encoder.encode(blob.byte_buffer));
+
+    return {};
 }
 
 template<>