diff --git a/src/Data/Course.php b/src/Data/Course.php
index f90764c..77c3353 100644
--- a/src/Data/Course.php
+++ b/src/Data/Course.php
@@ -32,7 +32,7 @@ class Course extends Data
     ) {
     }
 
-    public static function factory(): CourseFactory
+    public static function toFactory(): CourseFactory
     {
         return CourseFactory::new();
     }
diff --git a/src/Data/MembershipEntry.php b/src/Data/MembershipEntry.php
index 2241c23..eb799cd 100644
--- a/src/Data/MembershipEntry.php
+++ b/src/Data/MembershipEntry.php
@@ -39,7 +39,7 @@ class MembershipEntry extends Data
     ) {
     }
 
-    public static function factory(): MembershipEntryFactory
+    public static function toFactory(): MembershipEntryFactory
     {
         return MembershipEntryFactory::new();
     }