diff --git a/config/migrations/2024/20240315104123-add-fusion-event-pz-aalter-maldegem.sparql b/config/migrations/2024/20240315104123-add-fusion-event-pz-aalter-maldegem.sparql
index 8431ca5..f820de3 100644
--- a/config/migrations/2024/20240315104123-add-fusion-event-pz-aalter-maldegem.sparql
+++ b/config/migrations/2024/20240315104123-add-fusion-event-pz-aalter-maldegem.sparql
@@ -4,7 +4,9 @@ PREFIX ch: <http://data.lblod.info/vocabularies/contacthub/>
 PREFIX lblodOrg: <http://lblod.data.gift/vocabularies/organisatie/>
 PREFIX ext: <http://mu.semte.ch/vocabularies/ext/>
 PREFIX mu: <http://mu.semte.ch/vocabularies/core/>
+PREFIX regorg: <http://www.w3.org/ns/regorg#>
 
+# Add fusion change event
 INSERT {
   GRAPH <http://mu.semte.ch/graphs/administrative-unit> {
     ?changeEvent a org:ChangeEvent ;
@@ -53,3 +55,19 @@ INSERT {
   BIND(SHA256(CONCAT(STR(?originalAalter), STR(?originalMaldegem), STR(?resultingOrganization), "fusieChangeEventActiveResult")) AS ?uuidChangeEventActiveResult) .
   BIND(IRI(CONCAT("http://lblod.data.info/id/veranderingsgebeurtenis-resultaten/", STR(?uuidChangeEventActiveResult))) AS ?changeEventActiveResult) .
 }
+;
+# Set merged PZs to not active
+DELETE {
+  GRAPH <http://mu.semte.ch/graphs/administrative-unit> {
+    ?s regorg:orgStatus <http://lblod.data.gift/concepts/63cc561de9188d64ba5840a42ae8f0d6> # Active
+  }
+} INSERT {
+  GRAPH <http://mu.semte.ch/graphs/administrative-unit> {
+    ?s regorg:orgStatus <http://lblod.data.gift/concepts/d02c4e12bf88d2fdf5123b07f29c9311> # Not active
+  }
+} WHERE {
+  VALUES ?s {
+    <http://data.lblod.info/id/bestuurseenheden/e06ce64825e386178b350aa6b2fa869c70ad39aa99ddb3ca2a73d6b103e91161> # PZ Aalter
+    <http://data.lblod.info/id/bestuurseenheden/3b7a6d691943806c23f59d22482dea27e451bd440f91f884aeb42e8c72016ee3> #PZ Maldegem
+  }
+}