diff --git a/EDAM_dev.owl b/EDAM_dev.owl
index 838e844..a59fe9c 100644
--- a/EDAM_dev.owl
+++ b/EDAM_dev.owl
@@ -50804,7 +50804,7 @@ positional features such as functional sites in nucleotide sequences.</oboInOwl:
 
     <owl:Class rdf:about="http://edamontology.org/topic_3301">
         <rdfs:label>Microbiology</rdfs:label>
-        <rdfs:subClassOf rdf:resource="http://edamontology.org/topic_3344"/>
+        <rdfs:subClassOf rdf:resource="http://edamontology.org/topic_3070"/>
         <isdebtag>true</isdebtag>
         <oboInOwl:hasDefinition>The biology of microorganisms.</oboInOwl:hasDefinition>
         <created_in>1.3</created_in>