diff --git a/src/main/java/org/gridsuite/explore/server/ExploreController.java b/src/main/java/org/gridsuite/explore/server/ExploreController.java
index c95535c..7e0f390 100644
--- a/src/main/java/org/gridsuite/explore/server/ExploreController.java
+++ b/src/main/java/org/gridsuite/explore/server/ExploreController.java
@@ -277,9 +277,10 @@ public ResponseEntity<Void> updateContingencyList(
     public ResponseEntity<Void> createParameters(@RequestBody String parameters,
                                              @RequestParam("name") String parametersName,
                                              @RequestParam(name = QUERY_PARAM_TYPE, defaultValue = "") ParametersType parametersType,
+                                             @RequestParam(QUERY_PARAM_DESCRIPTION) String description,
                                              @RequestParam(QUERY_PARAM_PARENT_DIRECTORY_ID) UUID parentDirectoryUuid,
                                              @RequestHeader(QUERY_PARAM_USER_ID) String userId) {
-        exploreService.createParameters(parameters, parametersType, parametersName, parentDirectoryUuid, userId);
+        exploreService.createParameters(parameters, parametersType, parametersName, description, parentDirectoryUuid, userId);
         return ResponseEntity.ok().build();
     }
 
diff --git a/src/main/java/org/gridsuite/explore/server/services/ExploreService.java b/src/main/java/org/gridsuite/explore/server/services/ExploreService.java
index a6700ba..e906f39 100644
--- a/src/main/java/org/gridsuite/explore/server/services/ExploreService.java
+++ b/src/main/java/org/gridsuite/explore/server/services/ExploreService.java
@@ -226,21 +226,16 @@ private void updateElementName(UUID id, String name, String userId) {
     }
 
     private String getProperPath(ContingencyListType contingencyListType) {
-        switch (contingencyListType) {
-            case SCRIPT:
-                return "/script-contingency-lists/{id}";
-            case FORM:
-                return "/form-contingency-lists/{id}";
-            case IDENTIFIERS:
-                return "/identifier-contingency-lists/{id}";
-            default:
-                throw new ExploreException(UNKNOWN_ELEMENT_TYPE);
-        }
+        return switch (contingencyListType) {
+            case SCRIPT -> "/script-contingency-lists/{id}";
+            case FORM -> "/form-contingency-lists/{id}";
+            case IDENTIFIERS -> "/identifier-contingency-lists/{id}";
+        };
     }
 
-    public void createParameters(String parameters, ParametersType parametersType, String parametersName, UUID parentDirectoryUuid, String userId) {
+    public void createParameters(String parameters, ParametersType parametersType, String parametersName, String description, UUID parentDirectoryUuid, String userId) {
         UUID parametersUuid = parametersService.createParameters(parameters, parametersType);
-        ElementAttributes elementAttributes = new ElementAttributes(parametersUuid, parametersName, parametersType.name(), userId, 0, null);
+        ElementAttributes elementAttributes = new ElementAttributes(parametersUuid, parametersName, parametersType.name(), userId, 0, description);
         directoryService.createElement(elementAttributes, parentDirectoryUuid, userId);
     }
 
diff --git a/src/test/java/org/gridsuite/explore/server/ExploreTest.java b/src/test/java/org/gridsuite/explore/server/ExploreTest.java
index fcca7f8..11536de 100644
--- a/src/test/java/org/gridsuite/explore/server/ExploreTest.java
+++ b/src/test/java/org/gridsuite/explore/server/ExploreTest.java
@@ -480,8 +480,8 @@ void testCreateFilter() throws Exception {
 
     @Test
     void testCreateParameters() throws Exception {
-        mockMvc.perform(post("/v1/explore/parameters?name={name}&type={type}&parentDirectoryUuid={parentDirectoryUuid}",
-                "", ParametersType.VOLTAGE_INIT_PARAMETERS.name(), PARENT_DIRECTORY_UUID)
+        mockMvc.perform(post("/v1/explore/parameters?name={name}&type={type}&description={description}&parentDirectoryUuid={parentDirectoryUuid}",
+                "paramName", ParametersType.VOLTAGE_INIT_PARAMETERS.name(), "comment", PARENT_DIRECTORY_UUID)
                 .header("userId", USER1)
                 .contentType(MediaType.APPLICATION_JSON)
                 .content("\"Parameters content\"")