diff --git a/src/ontology/cl-edit.owl b/src/ontology/cl-edit.owl
index 1cbd85c06..52d616be4 100644
--- a/src/ontology/cl-edit.owl
+++ b/src/ontology/cl-edit.owl
@@ -4092,6 +4092,7 @@ AnnotationAssertion(oboInOwl:hasDbXref obo:CL_0000057 "NCIT:C12482")
 AnnotationAssertion(oboInOwl:hasDbXref obo:CL_0000057 "VHOG:0001482")
 AnnotationAssertion(rdfs:comment obo:CL_0000057 "These cells may be vimentin-positive, fibronectin-positive, fsp1-positive, MMP-1-positive, collagen I-positive, collagen III-positive, and alpha-SMA-negative.")
 AnnotationAssertion(rdfs:label obo:CL_0000057 "fibroblast")
+SubClassOf(obo:CL_0000057 obo:CL_0000499)
 SubClassOf(obo:CL_0000057 obo:CL_0002320)
 SubClassOf(obo:CL_0000057 ObjectSomeValuesFrom(obo:RO_0002202 obo:CL_0000134))
 
@@ -7708,7 +7709,7 @@ SubClassOf(obo:CL_0000498 obo:CL_0000099)
 
 # Class: obo:CL_0000499 (stromal cell)
 
-AnnotationAssertion(Annotation(oboInOwl:hasDbXref "GOC:tfm") Annotation(oboInOwl:hasDbXref "MESH:D017154") obo:IAO_0000115 obo:CL_0000499 "A connective tissue cell of an organ found in the loose connective tissue. These are most often associated with the uterine mucosa and the ovary as well as the hematopoietic system and elsewhere.")
+AnnotationAssertion(Annotation(oboInOwl:hasDbXref "GOC:tfm") Annotation(oboInOwl:hasDbXref "MESH:D017154") obo:IAO_0000115 obo:CL_0000499 "A connective tissue cell of an organ found in the loose connective tissue.")
 AnnotationAssertion(oboInOwl:hasDbXref obo:CL_0000499 "BTO:0002064")
 AnnotationAssertion(oboInOwl:hasDbXref obo:CL_0000499 "FMA:83624")
 AnnotationAssertion(rdfs:label obo:CL_0000499 "stromal cell")