diff --git a/src/store/index.js b/src/store/index.js
index 713cf40a33323737061d331985840c6e09a39361..30b584756b5d3bb5c3477a291e8203a8ac3459d5 100644
--- a/src/store/index.js
+++ b/src/store/index.js
@@ -92,7 +92,10 @@ export default new Vuex.Store({
     },
     DISPLAY_MESSAGE(state, comment) {
       state.messages = [{ comment }, ...state.messages];
-      document.getElementById("content").scrollIntoView({ block: "start", inline: "nearest" });
+      document.getElementById("messages").scrollIntoView({ block: "start", inline: "nearest" });
+      setTimeout(() => {
+        state.messages = [];
+      }, 3000);
     },
     CLEAR_MESSAGES(state) {
       state.messages = [];
diff --git a/src/views/project/Project_members.vue b/src/views/project/Project_members.vue
index bb03c3d8e0f18ab5e9b3b6b4364ba77b8db70b35..a838d755e80c0131efa9de35a3b5b1c63955eea9 100644
--- a/src/views/project/Project_members.vue
+++ b/src/views/project/Project_members.vue
@@ -107,6 +107,12 @@ export default {
         .then((response) => {
           if (response.status === 200) {
             this.$store.dispatch("GET_USER_LEVEL_PROJECTS"); //* update user status in top right menu
+            this.$store.commit("DISPLAY_MESSAGE", "Permissions mises à jour");
+          } else {
+            this.$store.commit(
+              "DISPLAY_MESSAGE",
+              "Une erreur s'est produite pendant la mises à jour des permissions"
+            );
           }
         })
         .catch((error) => {