diff --git a/api/src/devcomp/infrastructure/repositories/training-repository.js b/api/src/devcomp/infrastructure/repositories/training-repository.js
index 3799616f956..cf6c863916c 100644
--- a/api/src/devcomp/infrastructure/repositories/training-repository.js
+++ b/api/src/devcomp/infrastructure/repositories/training-repository.js
@@ -133,6 +133,9 @@ async function findWithTriggersByCampaignParticipationIdAndLocale({ campaignPart
 
 async function create({ training }) {
   const knexConn = DomainTransaction.getConnection();
+  if (typeof training.duration !== 'string') {
+    training.duration = _transformDurationFormat(training.duration);
+  }
   const pickedAttributes = pick(training, [
     'title',
     'internalTitle',
@@ -186,6 +189,10 @@ async function findPaginatedByUserId({ userId, locale, page }) {
   return { userRecommendedTrainings, pagination };
 }
 
+function _transformDurationFormat(durationObject) {
+  return `${durationObject.days ?? 0}d${durationObject.hours ?? 0}h${durationObject.minutes ?? 0}m${durationObject.seconds ?? 0}s`;
+}
+
 export {
   create,
   findPaginatedByUserId,
diff --git a/api/tests/devcomp/integration/infrastructure/repositories/training-repository_test.js b/api/tests/devcomp/integration/infrastructure/repositories/training-repository_test.js
index 5e58fa0086a..cd847d22b3e 100644
--- a/api/tests/devcomp/integration/infrastructure/repositories/training-repository_test.js
+++ b/api/tests/devcomp/integration/infrastructure/repositories/training-repository_test.js
@@ -616,6 +616,33 @@ describe('Integration | Repository | training-repository', function () {
       expect(createdTraining.id).to.exist;
       expect(createdTraining).to.deep.include({ ...training, duration: { hours: 6 } });
     });
+
+    it('should handle other duration‘s format', async function () {
+      // given
+      const training = {
+        title: 'Titre du training',
+        internalTitle: 'Titre interne du training',
+        link: 'https://training-link.org',
+        type: 'webinaire',
+        duration: {
+          hours: 5,
+          minutes: 30,
+        },
+        locale: 'fr',
+        editorName: 'Un ministère',
+        editorLogoUrl: 'https://mon-logo.svg',
+      };
+
+      // when
+      const createdTraining = await trainingRepository.create({
+        training,
+      });
+
+      // then
+      expect(createdTraining).to.be.instanceOf(TrainingForAdmin);
+      expect(createdTraining.id).to.exist;
+      expect(createdTraining).to.deep.include({ ...training, duration: { hours: 5, minutes: 30 } });
+    });
   });
 
   describe('#update', function () {