diff --git a/alws/pulp_models.py b/alws/pulp_models.py
index 56dfd5efb..fbb583f76 100644
--- a/alws/pulp_models.py
+++ b/alws/pulp_models.py
@@ -235,7 +235,7 @@ class CoreContent(PulpBase):
         "RpmPackage",
         back_populates="content",
     )
-    core_contentartifact: Mapped["CoreContentArtifact"] = relationship(
+    core_contentartifact: Mapped[List["CoreContentArtifact"]] = relationship(
         "CoreContentArtifact",
         back_populates="content",
     )