diff --git a/components/app.riot b/components/app.riot
index dc7e512..e342516 100644
--- a/components/app.riot
+++ b/components/app.riot
@@ -39,7 +39,7 @@
                 <h3>Résultats ({searchs.pagination.items.total} résultats trouvés)</h3>
                 <div class="results-grid">
                     <div class="card" each="{item in searchs.items}">
-                        <a if={authUser}  onclick={() => addFavoris(item.id)}><i class={item.isFavorite ? "fa-solid fa-star" : "fa-regular fa-star"}></i></a>
+                        <a if={authUser}  onclick={() => item.isFavorite ? this.removeFavoris(item.id) : this.addFavoris(item.id)}><button><i class={item.isFavorite ? "fa-solid fa-star" : "fa-regular fa-star"}></i></button></a>
                         <a href={ "#/release-details/" + item.id}>
                             {item.title}
                             <img src="{item.cover_image} " alt="cover " />
@@ -105,6 +105,7 @@
 
             changePage(page) {
                 this.search(null, page);
+                this.update();
             },
 
             async onMounted() {
@@ -116,10 +117,26 @@
 
             addFavoris(id) {
                 window.favorite(id)
+                this.searchs.items = this.searchs.items.map(item =>
+                    item.id === id ? { ...item, isFavorite: true } : item
+                );
+
+                this.update();
+            },
+
+            async removeFavoris(id) {
+                await window.removeFavorite(id);
+
+                this.searchs.items = this.searchs.items.map(item =>
+                    item.id === id ? { ...item, isFavorite: false } : item
+                );
+
+                this.update();
             },
 
             Logout(){
                 window.logout()
+                this.update();
             }
         }
     </script>
diff --git a/services/firebaseService.js b/services/firebaseService.js
index af8ffa8..8fecc40 100644
--- a/services/firebaseService.js
+++ b/services/firebaseService.js
@@ -45,7 +45,7 @@ export async function login(email, password) {
 export async function sign(email, password) {
     const userCred = await createUserWithEmailAndPassword(auth, email, password);
     await adduserdata(userCred.user.email, userCred.user.uid);
-    localStorage.setItem("uid", userC.user.uid);
+    localStorage.setItem("uid", userCred.user.uid);
     return userCred;
 }
 
@@ -68,9 +68,6 @@ window.observeAuthState = function(callback) {
 export async function favorite(releaseId) {
     const storedUid = localStorage.getItem("uid");
 
-
-
-
     const usersRef = collection(db, "users");
     const q = query(usersRef, where("uid", "==", storedUid));
     const querySnapshot = await getDocs(q);
@@ -78,7 +75,6 @@ export async function favorite(releaseId) {
 
     const userDoc = querySnapshot.docs[0];
     const userDocId = userDoc.id;
-    console.log(userDoc);
 
     const favoritesRef = collection(db, "users", userDocId, "favorites");
 
@@ -118,7 +114,6 @@ export async function isFavorite(releaseId) {
     const storedUid = localStorage.getItem("uid");
     if (!storedUid) return false;
 
-    // Recherche l'utilisateur avec le bon uid
     const usersRef = collection(db, "users");
     const userQuery = query(usersRef, where("uid", "==", storedUid));
     const userSnapshot = await getDocs(userQuery);
@@ -128,12 +123,31 @@ export async function isFavorite(releaseId) {
     const userDoc = userSnapshot.docs[0];
     const userDocId = userDoc.id;
 
-    // Recherche si le releaseId existe déjà dans les favoris
     const favoritesRef = collection(db, "users", userDocId, "favorites");
     const favQuery = query(favoritesRef, where("releaseId", "==", releaseId));
     const favSnapshot = await getDocs(favQuery);
 
-    return !favSnapshot.empty; // true = en favori, false = pas en favori
+    return !favSnapshot.empty;
+}
+
+export async function removeFavorite(releaseId) {
+    const storedUid = localStorage.getItem("uid");
+
+    const usersRef = collection(db, "users");
+    const userQuery = query(usersRef, where("uid", "==", storedUid));
+    const userSnapshot = await getDocs(userQuery);
+
+    const userDoc = userSnapshot.docs[0];
+    const userDocId = userDoc.id;
+
+    const favoritesRef = collection(db, "users", userDocId, "favorites");
+    const favQuery = query(favoritesRef, where("releaseId", "==", releaseId));
+    const favSnapshot = await getDocs(favQuery);
+
+    const favDoc = favSnapshot.docs[0];
+    await setDoc(doc(favoritesRef, favDoc.id), {}, { merge: false });
+
+    console.log(`Le favori avec releaseId ${releaseId} a été supprimé.`);
 }
 
 window.login = login;
@@ -141,4 +155,5 @@ window.sign = sign;
 window.logout = logout;
 window.favorite = favorite;
 window.getFavorites = getFavorites;
-window.isFavorite = isFavorite;
\ No newline at end of file
+window.isFavorite = isFavorite;
+window.removeFavorite = removeFavorite;
\ No newline at end of file