diff --git a/CHANGELOG.md b/CHANGELOG.md
index 25ef7c2..7979a53 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+## [1.9.1](https://github.com/anzusystems/core-dam-bundle/compare/1.9.0...1.9.1) (2024-05-09)
+
+### Fixes
+* update licence collection in `AssetLicenceGroup` update
+
 ## [1.9.0](https://github.com/anzusystems/core-dam-bundle/compare/1.8.2...1.9.0) (2024-04-25)
 
 ### Features
diff --git a/src/Domain/AssetLicenceGroup/AssetLicenceGroupManager.php b/src/Domain/AssetLicenceGroup/AssetLicenceGroupManager.php
index a5c7595..49b2f20 100644
--- a/src/Domain/AssetLicenceGroup/AssetLicenceGroupManager.php
+++ b/src/Domain/AssetLicenceGroup/AssetLicenceGroupManager.php
@@ -5,7 +5,10 @@
 namespace AnzuSystems\CoreDamBundle\Domain\AssetLicenceGroup;
 
 use AnzuSystems\CommonBundle\Domain\AbstractManager;
+use AnzuSystems\CoreDamBundle\Entity\AssetLicence;
 use AnzuSystems\CoreDamBundle\Entity\AssetLicenceGroup;
+use AnzuSystems\CoreDamBundle\Entity\DamUser;
+use Doctrine\Common\Collections\Collection;
 
 final class AssetLicenceGroupManager extends AbstractManager
 {
@@ -26,7 +29,19 @@ public function update(AssetLicenceGroup $assetLicenceGroup, AssetLicenceGroup $
         ;
         $this->colUpdate(
             oldCollection: $assetLicenceGroup->getLicences(),
-            newCollection: $newAssetLicenceGroup->getLicences()
+            newCollection: $newAssetLicenceGroup->getLicences(),
+            addElementFn: function (Collection $oldCollection, AssetLicence $licence) use ($assetLicenceGroup): bool {
+                $licence->getGroups()->add($assetLicenceGroup);
+                $oldCollection->add($licence);
+
+                return true;
+            },
+            removeElementFn: function (Collection $oldCollection, AssetLicence $licence) use ($assetLicenceGroup): bool {
+                $licence->getGroups()->removeElement($assetLicenceGroup);
+                $oldCollection->removeElement($licence);
+
+                return true;
+            }
         );
         $this->flush($flush);