diff --git a/.changes/unreleased/Fixed-20251201-185859.yaml b/.changes/unreleased/Fixed-20251201-185859.yaml
new file mode 100644
index 000000000..989620ad9
--- /dev/null
+++ b/.changes/unreleased/Fixed-20251201-185859.yaml
@@ -0,0 +1,6 @@
+kind: Fixed
+body: Do not suggest a user that is no longer active in the activity form.
+time: 2025-12-01T18:58:59.410998029+01:00
+custom:
+    Issue: "475"
+    SchemaChange: No schema change
diff --git a/src/Bundle/ChillActivityBundle/Resources/public/vuejs/Activity/store.js b/src/Bundle/ChillActivityBundle/Resources/public/vuejs/Activity/store.js
index acd616dc9..2e240b4ad 100644
--- a/src/Bundle/ChillActivityBundle/Resources/public/vuejs/Activity/store.js
+++ b/src/Bundle/ChillActivityBundle/Resources/public/vuejs/Activity/store.js
@@ -103,7 +103,7 @@ const store = createStore({
       }
       // console.log("suggested users", suggestedUsers);
 
-      return suggestedUsers;
+      return suggestedUsers.filter((u) => u.enabled === true);
     },
     suggestedResources(state) {
       // const resources = state.activity.accompanyingPeriod.resources;
diff --git a/src/Bundle/ChillDocStoreBundle/Resources/public/types/generic_doc.ts b/src/Bundle/ChillDocStoreBundle/Resources/public/types/generic_doc.ts
index 04c324b4a..34cf2501d 100644
--- a/src/Bundle/ChillDocStoreBundle/Resources/public/types/generic_doc.ts
+++ b/src/Bundle/ChillDocStoreBundle/Resources/public/types/generic_doc.ts
@@ -52,36 +52,31 @@ interface BaseMetadataWithHtml extends BaseMetadata {
     html: string;
 }
 
-export interface GenericDocForAccompanyingCourseDocument
-    extends GenericDocForAccompanyingPeriod {
+export interface GenericDocForAccompanyingCourseDocument extends GenericDocForAccompanyingPeriod {
     key: "accompanying_course_document";
     metadata: BaseMetadataWithHtml;
     storedObject: StoredObject;
 }
 
-export interface GenericDocForAccompanyingCourseActivityDocument
-    extends GenericDocForAccompanyingPeriod {
+export interface GenericDocForAccompanyingCourseActivityDocument extends GenericDocForAccompanyingPeriod {
     key: "accompanying_course_activity_document";
     metadata: BaseMetadataWithHtml;
     storedObject: StoredObject;
 }
 
-export interface GenericDocForAccompanyingCourseCalendarDocument
-    extends GenericDocForAccompanyingPeriod {
+export interface GenericDocForAccompanyingCourseCalendarDocument extends GenericDocForAccompanyingPeriod {
     key: "accompanying_course_calendar_document";
     metadata: BaseMetadataWithHtml;
     storedObject: StoredObject;
 }
 
-export interface GenericDocForAccompanyingCoursePersonDocument
-    extends GenericDocForAccompanyingPeriod {
+export interface GenericDocForAccompanyingCoursePersonDocument extends GenericDocForAccompanyingPeriod {
     key: "person_document";
     metadata: BaseMetadataWithHtml;
     storedObject: StoredObject;
 }
 
-export interface GenericDocForAccompanyingCourseWorkEvaluationDocument
-    extends GenericDocForAccompanyingPeriod {
+export interface GenericDocForAccompanyingCourseWorkEvaluationDocument extends GenericDocForAccompanyingPeriod {
     key: "accompanying_period_work_evaluation_document";
     metadata: BaseMetadataWithHtml;
     storedObject: StoredObject;
diff --git a/src/Bundle/ChillDocStoreBundle/Resources/public/types/index.ts b/src/Bundle/ChillDocStoreBundle/Resources/public/types/index.ts
index 5b34b8f73..4213d971a 100644
--- a/src/Bundle/ChillDocStoreBundle/Resources/public/types/index.ts
+++ b/src/Bundle/ChillDocStoreBundle/Resources/public/types/index.ts
@@ -46,8 +46,7 @@ export interface StoredObjectVersionCreated extends StoredObjectVersion {
     persisted: false;
 }
 
-export interface StoredObjectVersionPersisted
-    extends StoredObjectVersionCreated {
+export interface StoredObjectVersionPersisted extends StoredObjectVersionCreated {
     version: number;
     id: number;
     createdAt: DateTime | null;
@@ -61,8 +60,7 @@ export interface StoredObjectStatusChange {
     type: string;
 }
 
-export interface StoredObjectVersionWithPointInTime
-    extends StoredObjectVersionPersisted {
+export interface StoredObjectVersionWithPointInTime extends StoredObjectVersionPersisted {
     "point-in-times": StoredObjectPointInTime[];
     "from-restored": StoredObjectVersionPersisted | null;
 }
diff --git a/src/Bundle/ChillMainBundle/Resources/public/lib/api/apiMethods.ts b/src/Bundle/ChillMainBundle/Resources/public/lib/api/apiMethods.ts
index e8256b348..97220f9c8 100644
--- a/src/Bundle/ChillMainBundle/Resources/public/lib/api/apiMethods.ts
+++ b/src/Bundle/ChillMainBundle/Resources/public/lib/api/apiMethods.ts
@@ -20,8 +20,7 @@ export interface TransportExceptionInterface {
     name: string;
 }
 
-export interface ValidationExceptionInterface
-    extends TransportExceptionInterface {
+export interface ValidationExceptionInterface extends TransportExceptionInterface {
     name: "ValidationException";
     error: object;
     violations: string[];
@@ -41,8 +40,7 @@ export interface AccessExceptionInterface extends TransportExceptionInterface {
     violations: string[];
 }
 
-export interface NotFoundExceptionInterface
-    extends TransportExceptionInterface {
+export interface NotFoundExceptionInterface extends TransportExceptionInterface {
     name: "NotFoundException";
 }
 
@@ -53,8 +51,7 @@ export interface ServerExceptionInterface extends TransportExceptionInterface {
     body: string;
 }
 
-export interface ConflictHttpExceptionInterface
-    extends TransportExceptionInterface {
+export interface ConflictHttpExceptionInterface extends TransportExceptionInterface {
     name: "ConflictHttpException";
     violations: string[];
 }
diff --git a/src/Bundle/ChillMainBundle/Serializer/Normalizer/UserNormalizer.php b/src/Bundle/ChillMainBundle/Serializer/Normalizer/UserNormalizer.php
index e8b019bd6..3958b15f0 100644
--- a/src/Bundle/ChillMainBundle/Serializer/Normalizer/UserNormalizer.php
+++ b/src/Bundle/ChillMainBundle/Serializer/Normalizer/UserNormalizer.php
@@ -41,6 +41,7 @@ class UserNormalizer implements ContextAwareNormalizerInterface, NormalizerAware
         'isAbsent' => false,
         'absenceStart' => null,
         'absenceEnd' => null,
+        'enabled' => true,
     ];
 
     public function __construct(private readonly UserRender $userRender, private readonly ClockInterface $clock) {}
@@ -108,6 +109,7 @@ class UserNormalizer implements ContextAwareNormalizerInterface, NormalizerAware
             'isAbsent' => $object->isAbsent(),
             'absenceStart' => $this->normalizer->normalize($object->getAbsenceStart(), $format, $absenceDatesContext),
             'absenceEnd' => $this->normalizer->normalize($object->getAbsenceEnd(), $format, $absenceDatesContext),
+            'enabled' => $object->isEnabled(),
         ];
 
         if ('docgen' === $format) {
diff --git a/src/Bundle/ChillMainBundle/Tests/Serializer/Normalizer/UserNormalizerTest.php b/src/Bundle/ChillMainBundle/Tests/Serializer/Normalizer/UserNormalizerTest.php
index c58b607e3..2139a44ef 100644
--- a/src/Bundle/ChillMainBundle/Tests/Serializer/Normalizer/UserNormalizerTest.php
+++ b/src/Bundle/ChillMainBundle/Tests/Serializer/Normalizer/UserNormalizerTest.php
@@ -103,6 +103,7 @@ final class UserNormalizerTest extends TestCase
                 'main_center' => ['context' => Center::class],
                 'absenceStart' => ['context' => \DateTimeImmutable::class],
                 'absenceEnd' => ['context' => \DateTimeImmutable::class],
+                'enabled' => true,
             ]];
 
         yield [$userNoPhone, 'docgen', ['docgen:expects' => User::class],
@@ -124,6 +125,7 @@ final class UserNormalizerTest extends TestCase
                 'main_center' => ['context' => Center::class],
                 'absenceStart' => ['context' => \DateTimeImmutable::class],
                 'absenceEnd' => ['context' => \DateTimeImmutable::class],
+                'enabled' => true,
             ]];
 
         yield [null, 'docgen', ['docgen:expects' => User::class], [
@@ -144,6 +146,7 @@ final class UserNormalizerTest extends TestCase
             'main_center' => ['context' => Center::class],
             'absenceStart' => null,
             'absenceEnd' => null,
+            'enabled' => true,
         ]];
     }
 }