diff --git a/ontology/disdriv.md b/ontology/disdriv.md
index 14211dc5c..91a27ef32 100644
--- a/ontology/disdriv.md
+++ b/ontology/disdriv.md
@@ -5,9 +5,9 @@ title: Disease Drivers Ontology
 browsers:
 - title: DO Browser
   label: DO
-  url: http://www.disease-ontology.org/
+  url: https://disease-ontology.org/
 build:
-  source_url: https://github.com/DiseaseOntology/DiseaseDriversOntology/tree/main/src/ontology/disdriv.owl
+  source_url: https://raw.githubusercontent.com/DiseaseOntology/DiseaseDriversOntology/refs/heads/main/src/ontology/disdriv.owl
 contact:
   email: lynn.schriml@gmail.com
   github: lschriml
@@ -15,7 +15,7 @@ contact:
   orcid: 0000-0001-8910-9851
 description: Ontology for drivers and triggers of human diseases, built to classify ExO ontology exposure stressors. An application ontology. Built in collaboration with EnvO, ExO, ECTO and ChEBI.
 domain: health
-homepage: https://www.disease-ontology.org
+homepage: https://disease-ontology.org/
 license:
   label: CC0 1.0
   url: https://creativecommons.org/publicdomain/zero/1.0/
@@ -34,7 +34,7 @@ usages:
 - description: Human Disease Ontology
   examples:
   - description: fetal alcohol syndrome, has exposure stressor some alcohol
-    url: https://www.disease-ontology.org/?id=DOID:0050665
-  user: https://www.disease-ontology.org
+    url: https://disease-ontology.org/?id=DOID:0050665
+  user: https://disease-ontology.org/
 activity_status: active
 ---