diff --git a/src/models/grdfConsent.ts b/src/models/grdfConsent.ts
index 6d2a7166c6ae09342e13a2aa0cec485ad85430c8..a50b234fa0f2b0bfc2f664526b11fe98a50b7b96 100644
--- a/src/models/grdfConsent.ts
+++ b/src/models/grdfConsent.ts
@@ -67,7 +67,7 @@ export const grdfColumnDef: ColDef[] = [
     headerName: 'Début du consentement',
     initialWidth: 150,
     filter: true,
-    sort: 'desc',
+    sortable: false,
   },
   {
     field: 'endDate',
@@ -75,5 +75,6 @@ export const grdfColumnDef: ColDef[] = [
     headerName: 'Fin du consentement',
     initialWidth: 150,
     filter: true,
+    sortable: false,
   },
 ]
diff --git a/src/models/sgeConsent.model.ts b/src/models/sgeConsent.model.ts
index a751a1f45dcb215ccc0b8e68f54b4e29d09cd76c..6746d21cecba68982044501dd2493c26441d6055 100644
--- a/src/models/sgeConsent.model.ts
+++ b/src/models/sgeConsent.model.ts
@@ -87,7 +87,7 @@ export const sgeColumnDefs: ColDef[] = [
     headerName: 'Début du consentement',
     initialWidth: 150,
     filter: true,
-    sort: 'desc',
+    sortable: false,
   },
   {
     field: 'endDate',
@@ -95,5 +95,6 @@ export const sgeColumnDefs: ColDef[] = [
     headerName: 'Fin du consentement',
     initialWidth: 150,
     filter: true,
+    sortable: false,
   },
 ]