diff --git a/app/static/css/partition_editor.css b/app/static/css/partition_editor.css
index e7abd0c29..95e2e65f6 100644
--- a/app/static/css/partition_editor.css
+++ b/app/static/css/partition_editor.css
@@ -212,16 +212,21 @@ body.editionActivated .filtres>div>div>div>div {
 	pointer-events: none;
 }
 
-.grabbing>div[data-idpartition]:not([data-idgroupe]):hover:before {
+.grabbing>.hidenDropZone {
+	pointer-events: auto !important;
+}
+
+.grabbing>div[data-idpartition]:not([data-idgroupe]):hover:before,
+.grabbing>.hidenDropZone:hover:before {
 	content: "";
 	position: absolute;
-	left: -4px;
-	right: -4px;
-	bottom: calc(100% + 1px);
-	height: 2px;
-	width: auto;
+	left: -4px !important;
+	right: -4px !important;
+	bottom: calc(100% + 1px) !important;
+	height: 2px !important;
+	width: auto !important;
 	background: #c44;
-	animation: insertPartion 0.2s infinite alternate ease-in-out;
+	animation: insertPartion 0.2s infinite alternate ease-in-out !important;
 }
 
 @keyframes insertPartion {
@@ -283,6 +288,7 @@ body.editionActivated .filtres>div>div>div>div {
 
 #zonePartitions .filtres {
 	width: fit-content;
+	position: relative;
 }
 
 #zonePartitions .filtres>div {
@@ -332,6 +338,23 @@ body.editionActivated .filtres>div>div>div>div {
 	margin: 4px 0 0 0;
 }
 
+#zonePartitions .filtres .groupes>button {
+	transition: none;
+	position: relative;
+	overflow: visible;
+	outline: none;
+	border: none;
+}
+
+#zonePartitions .filtres .hidenDropZone {
+	height: 100px;
+	position: absolute;
+	left: 0;
+	right: 0;
+	pointer-events: none;
+	background: transparent;
+}
+
 #zonePartitions .filtres .groupes>div {
 	position: relative;
 	background: #09c;
@@ -356,7 +379,7 @@ body:not(.editionActivated) .filtres .groupes>div:active {
 }
 
 body.editionActivated .filtres [data-idgroupe=aucun] {
-	display: none;
+	display: none !important;
 }
 
 body.editionActivated .filtres .nonEditable .move {
diff --git a/app/templates/scolar/partition_editor.j2 b/app/templates/scolar/partition_editor.j2
index b524a6fb9..7a99ca1d4 100644
--- a/app/templates/scolar/partition_editor.j2
+++ b/app/templates/scolar/partition_editor.j2
@@ -114,7 +114,7 @@
 		arrayPartitions.forEach((partition) => {
 
 			let divPartition = templateFiltres_partition(partition);
-			divFiltres.appendChild(divPartition);
+			divFiltres.append(divPartition);
 
 			let arrayGroups = Object.values(partition.groups).sort((a, b) => {
 				return a.numero - b.numero;
@@ -146,6 +146,9 @@
 				</div>`;
 		})
 
+		let hiden = document.createElement("div");
+		hiden.className = "hidenDropZone";
+		divFiltres.append(hiden);
 		document.querySelector("#zoneGroupes>.groupes").innerHTML = outputGroupes;
 
 		/* Etudiants */
@@ -275,7 +278,7 @@
 	function listeGroupesAutoaffectation() {
 		let output = '<option value disabled selected hidden>Choisir</option>';
 
-		document.querySelectorAll('#zonePartitions .filtres>div').forEach(partition => {
+		document.querySelectorAll('#zonePartitions .filtres>[data-idpartition]').forEach(partition => {
 
 			output += `
 				<optgroup label="${partition.children[0].children[1].innerText}">
@@ -868,7 +871,7 @@
 		})
 
 		// Save positions
-		if (this.dataset.idpartition) {
+		if (this.dataset.idpartition || this.classList.contains("hidenDropZone")) {
 			let params = (new URL(document.location)).searchParams;
 			let formsemestre_id = params.get('formsemestre_id');
 			var url = `/ScoDoc/{{formsemestre.departement.acronym}}/api/formsemestre/${formsemestre_id}/partitions/order`;