diff --git a/src/main/java/fr/la_banquise/backend/rest/JiEndpoints.java b/src/main/java/fr/la_banquise/backend/rest/JiEndpoints.java
index f6db8a3..7d626a4 100644
--- a/src/main/java/fr/la_banquise/backend/rest/JiEndpoints.java
+++ b/src/main/java/fr/la_banquise/backend/rest/JiEndpoints.java
@@ -45,8 +45,8 @@ public class JiEndpoints {
                              @QueryParam("respo") String respo,
                              @QueryParam("site_id") Long siteId) {
         try {
-            Ji jsp = jiService.createJi(name, date, respo, siteId);
-            return Response.ok(Map.of("created", jsp)).build();
+            Long id = jiService.createJi(name, date, respo, siteId).id;
+            return Response.ok(Map.of("id", id)).build();
         } catch (Exception e) {
             return Response.status(500)
                 .entity(Map.of("error", e.getMessage()))
@@ -55,12 +55,12 @@ public class JiEndpoints {
     }
 
     @GET
-    @Path("/getbyname")
+    @Path("/{ID}")
     @Produces(MediaType.APPLICATION_JSON)
-    public Response getJiByName(@QueryParam("name") String name) {
+    public Response getJi(@PathParam("ID") Long id) {
         try {
-            Ji ji = jiService.getJiByName(name);
-            return Response.ok(ji.toString()).build();
+            Ji ji = jiService.getJi(id);
+            return Response.ok(ji).build();
         } catch (Exception e) {
             return Response.status(500)
                 .entity(Map.of("error", e.getMessage()))
@@ -78,9 +78,9 @@ public class JiEndpoints {
                            "Internal server error, usually site not found")
     })
     public Response
-    deleteJiByName(@QueryParam("name") String name) {
+    deleteJi(@QueryParam("id") Long id) {
         try {
-            jiService.deleteJi(name);
+            jiService.deleteJi(id);
             return Response.ok().build();
         } catch (Exception e) {
             return Response.status(500)
diff --git a/src/main/java/fr/la_banquise/backend/rest/SiteEndpoints.java b/src/main/java/fr/la_banquise/backend/rest/SiteEndpoints.java
index 0590f61..db1a002 100644
--- a/src/main/java/fr/la_banquise/backend/rest/SiteEndpoints.java
+++ b/src/main/java/fr/la_banquise/backend/rest/SiteEndpoints.java
@@ -61,8 +61,8 @@ public class SiteEndpoints {
     createSite(@QueryParam("name") String name, @QueryParam("desc") String desc,
                @QueryParam("address") String address) {
         try {
-            String jsp = siteService.createSite(name, desc, address).toString();
-            return Response.ok(Map.of("created", jsp)).build();
+            Long id = siteService.createSite(name, desc, address).id;
+            return Response.ok(Map.of("id", id)).build();
         } catch (Exception e) {
             return Response.status(500)
                 .entity(Map.of("error", e.getMessage()))
@@ -86,7 +86,7 @@ public class SiteEndpoints {
     getSite(@PathParam("ID") Long id) {
         try {
             Site site = siteService.getSite(id);
-            return Response.ok(site.toString()).build();
+            return Response.ok(site).build();
         } catch (Exception e) {
             return Response.status(500)
                 .entity(Map.of("error", e.getMessage()))
diff --git a/src/main/java/fr/la_banquise/backend/rest/request/SiteRequest.java b/src/main/java/fr/la_banquise/backend/rest/request/SiteRequest.java
new file mode 100644
index 0000000..c53dea0
--- /dev/null
+++ b/src/main/java/fr/la_banquise/backend/rest/request/SiteRequest.java
@@ -0,0 +1,10 @@
+package fr.la_banquise.backend.rest.request;
+
+/**
+ * SiteRequest
+ */
+public class SiteRequest {
+    public String name;
+    public String description;
+    public String address;
+}
diff --git a/src/main/java/fr/la_banquise/backend/services/JiService.java b/src/main/java/fr/la_banquise/backend/services/JiService.java
index b16a603..aa8dd61 100644
--- a/src/main/java/fr/la_banquise/backend/services/JiService.java
+++ b/src/main/java/fr/la_banquise/backend/services/JiService.java
@@ -40,26 +40,16 @@ public class JiService {
         return user.jiRespo;
     }
 
-    public Ji getJiByName(String name) {
-        return jiRepository.find("name", name).firstResult();
-    }
 
-    public Ji getJiById(Long id) { return jiRepository.findById(id); }
+    public Ji getJi(Long id) { return jiRepository.findById(id); }
 
     @Transactional
     public void deleteJi(Long id) {
-        Ji ji = getJiById(id);
+        Ji ji = getJi(id);
         siteService.removeJi(ji.site, ji);
         jiRepository.deleteById(id);
     }
 
-    @Transactional
-    public void deleteJi(String name) {
-        Ji ji = getJiByName(name);
-        siteService.removeJi(ji.site, ji);
-        jiRepository.delete(ji);
-    }
-
     @Transactional
     public Instance createInstance(Long jiId, Long userId) {
         Ji ji = jiRepository.findById(jiId);
diff --git a/src/main/webui b/src/main/webui
index 31ffd22..8c04856 160000
--- a/src/main/webui
+++ b/src/main/webui
@@ -1 +1 @@
-Subproject commit 31ffd227c70fe3b3c6fc7022633c515b5b2bc20f
+Subproject commit 8c04856614474d177ec8fc5140ed0e780ceb6530