diff --git a/src/ontology/mondo-edit.obo b/src/ontology/mondo-edit.obo
index b8ecad8a40..52be71f20d 100644
--- a/src/ontology/mondo-edit.obo
+++ b/src/ontology/mondo-edit.obo
@@ -174945,7 +174945,6 @@ xref: SCTID:76219003 {source="DOID:2752"}
 xref: UMLS:C0017921 {source="NCIT:C84734", source="DOID:2752", source="NCBI:mim2gene_medline", source="MONDO:equivalentTo", source="OMIM:232300", source="ORDO:365/e", source="Orphanet:365"}
 xref: UMLS:C1968741 {source="MONDO:equivalentTo", source="MEDGEN:kboom-pr94-c94"}
 xref: UMLS:C2931347 {source="MONDO:notFoundInDiseaseSubset", source="OMIM:232300"}
-xref: UMLS:C3695005 {source="MONDO:equivalentTo", source="MEDGEN:kboom-pr87-c94"}
 is_a: MONDO:0002412 {source="DC-OMIM:232300", source="DOID:2752", source="DOID:2752/inferred", source="MONDO:Redundant", source="NCIT:C84734", source="Orphanet:365"} ! glycogen storage disease
 is_a: MONDO:0016118 {source="Orphanet:365"} ! muscular glycogenosis
 is_a: MONDO:0016325 {source="Orphanet:365"} ! glycogen storage disease with hypertrophic cardiomyopathy