diff --git a/aligned/compiler/feature_factory.py b/aligned/compiler/feature_factory.py
index f92e069d..2fb8de69 100644
--- a/aligned/compiler/feature_factory.py
+++ b/aligned/compiler/feature_factory.py
@@ -1364,6 +1364,17 @@ def at_index(self, index: int) -> GenericFeature:
         return feature
 
 
+class Url(StringValidatable):
+    @property
+    def dtype(self) -> FeatureType:
+        return FeatureType.string()
+
+    def copy_type(self) -> Url:
+        if self.constraints and Optional() in self.constraints:
+            return Url().is_optional()
+        return Url()
+
+
 class ImageUrl(StringValidatable):
     @property
     def dtype(self) -> FeatureType:
diff --git a/pyproject.toml b/pyproject.toml
index d26e5949..a7904b5e 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -1,6 +1,6 @@
 [tool.poetry]
 name = "aligned"
-version = "0.0.95"
+version = "0.0.96"
 description = "A data managment and lineage tool for ML applications."
 authors = ["Mats E. Mollestad <mats@mollestad.no>"]
 license = "Apache-2.0"