diff --git a/src/ontology/imports/merged_import.owl b/src/ontology/imports/merged_import.owl
index b36df239..0f758041 100644
--- a/src/ontology/imports/merged_import.owl
+++ b/src/ontology/imports/merged_import.owl
@@ -7,8 +7,8 @@ Prefix(rdfs:=<http://www.w3.org/2000/01/rdf-schema#>)
 
 
 Ontology(<http://purl.obolibrary.org/obo/oba/imports/merged_import.owl>
-<http://purl.obolibrary.org/obo/oba/releases/2023-08-10/imports/merged_import.owl>
-Annotation(owl:versionInfo "2023-08-10")
+<http://purl.obolibrary.org/obo/oba/releases/2023-08-14/imports/merged_import.owl>
+Annotation(owl:versionInfo "2023-08-14")
 
 Declaration(Class(<http://purl.obolibrary.org/obo/BFO_0000001>))
 Declaration(Class(<http://purl.obolibrary.org/obo/BFO_0000002>))
@@ -46052,6 +46052,7 @@ Declaration(Class(<http://purl.obolibrary.org/obo/UBERON_0007303>))
 Declaration(Class(<http://purl.obolibrary.org/obo/UBERON_0007304>))
 Declaration(Class(<http://purl.obolibrary.org/obo/UBERON_0007306>))
 Declaration(Class(<http://purl.obolibrary.org/obo/UBERON_0007307>))
+Declaration(Class(<http://purl.obolibrary.org/obo/UBERON_0007311>))
 Declaration(Class(<http://purl.obolibrary.org/obo/UBERON_0007312>))
 Declaration(Class(<http://purl.obolibrary.org/obo/UBERON_0007315>))
 Declaration(Class(<http://purl.obolibrary.org/obo/UBERON_0007318>))
@@ -49761,7 +49762,7 @@ SubObjectPropertyOf(<http://purl.obolibrary.org/obo/GOREL_0002004> <http://purl.
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/MONDO_0100332> "disease has primary infectious agent")
 SubObjectPropertyOf(<http://purl.obolibrary.org/obo/MONDO_0100332> <http://purl.obolibrary.org/obo/RO_0014001>)
 
-# Object Property: <http://purl.obolibrary.org/obo/RO_0000052> (characteristic of)
+# Object Property: <http://purl.obolibrary.org/obo/RO_0000052> (inheres in)
 
 AnnotationAssertion(<http://purl.obolibrary.org/obo/IAO_0000111> <http://purl.obolibrary.org/obo/RO_0000052> "inheres in"@en)
 AnnotationAssertion(<http://purl.obolibrary.org/obo/IAO_0000112> <http://purl.obolibrary.org/obo/RO_0000052> "this fragility is a characteristic of this vase"@en)
@@ -430591,6 +430592,12 @@ SubClassOf(<http://purl.obolibrary.org/obo/UBERON_0007307> <http://purl.obolibra
 SubClassOf(<http://purl.obolibrary.org/obo/UBERON_0007307> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000050> <http://purl.obolibrary.org/obo/UBERON_0002120>))
 SubClassOf(<http://purl.obolibrary.org/obo/UBERON_0007307> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000050> <http://purl.obolibrary.org/obo/UBERON_0004739>))
 
+# Class: <http://purl.obolibrary.org/obo/UBERON_0007311> (sputum)
+
+AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/UBERON_0007311> "sputum")
+SubClassOf(<http://purl.obolibrary.org/obo/UBERON_0007311> <http://purl.obolibrary.org/obo/UBERON_0006538>)
+SubClassOf(<http://purl.obolibrary.org/obo/UBERON_0007311> ObjectSomeValuesFrom(<http://purl.obolibrary.org/obo/BFO_0000050> <http://purl.obolibrary.org/obo/UBERON_0006524>))
+
 # Class: <http://purl.obolibrary.org/obo/UBERON_0007312> (pudendal artery)
 
 AnnotationAssertion(rdfs:label <http://purl.obolibrary.org/obo/UBERON_0007312> "pudendal artery")
diff --git a/src/ontology/imports/uberon_terms.txt b/src/ontology/imports/uberon_terms.txt
index 8b137891..9a1f44b4 100644
--- a/src/ontology/imports/uberon_terms.txt
+++ b/src/ontology/imports/uberon_terms.txt
@@ -1 +1 @@
-
+UBERON:0007311
diff --git a/src/patterns/definitions.owl b/src/patterns/definitions.owl
index b4163fae..30ccb60a 100644
--- a/src/patterns/definitions.owl
+++ b/src/patterns/definitions.owl
@@ -7,8 +7,8 @@ Prefix(rdfs:=<http://www.w3.org/2000/01/rdf-schema#>)
 
 
 Ontology(<http://purl.obolibrary.org/obo/oba/patterns/definitions.owl>
-<http://purl.obolibrary.org/obo/oba/releases/2023-08-10/patterns/definitions.owl>
-Annotation(owl:versionInfo "2023-08-10"^^xsd:string)
+<http://purl.obolibrary.org/obo/oba/releases/2023-08-14/patterns/definitions.owl>
+Annotation(owl:versionInfo "2023-08-14"^^xsd:string)
 
 Declaration(Class(<http://purl.obolibrary.org/obo/CHEBI_10033>))
 Declaration(Class(<http://purl.obolibrary.org/obo/CHEBI_10112>))