diff --git a/app/src/main/java/com/tangem/tap/domain/userWalletList/repository/implementation/DefaultSelectedUserWalletRepository.kt b/app/src/main/java/com/tangem/tap/domain/userWalletList/repository/implementation/DefaultSelectedUserWalletRepository.kt
index 7a17c85cd9..b4a621fb21 100644
--- a/app/src/main/java/com/tangem/tap/domain/userWalletList/repository/implementation/DefaultSelectedUserWalletRepository.kt
+++ b/app/src/main/java/com/tangem/tap/domain/userWalletList/repository/implementation/DefaultSelectedUserWalletRepository.kt
@@ -4,26 +4,35 @@ import com.tangem.common.services.secure.SecureStorage
 import com.tangem.domain.wallets.models.UserWalletId
 import com.tangem.tap.domain.userWalletList.repository.SelectedUserWalletRepository
 import com.tangem.utils.coroutines.CoroutineDispatcherProvider
+import kotlinx.coroutines.sync.Mutex
+import kotlinx.coroutines.sync.withLock
 import kotlinx.coroutines.withContext
 
 internal class DefaultSelectedUserWalletRepository(
     private val secureStorage: SecureStorage,
     private val dispatchers: CoroutineDispatcherProvider,
 ) : SelectedUserWalletRepository {
+
+    private val mutex = Mutex()
+
     override suspend fun get(): UserWalletId? = withContext(dispatchers.io) {
-        secureStorage.get(StorageKey.SelectedWalletId.name)
-            ?.decodeToString(throwOnInvalidSequence = true)
-            ?.let { UserWalletId(it) }
+        mutex.withLock {
+            secureStorage.get(StorageKey.SelectedWalletId.name)
+                ?.decodeToString(throwOnInvalidSequence = true)
+                ?.let { UserWalletId(it) }
+        }
     }
 
     override suspend fun set(walletId: UserWalletId?) = withContext(dispatchers.io) {
-        if (walletId == null) {
-            secureStorage.delete(StorageKey.SelectedWalletId.name)
-        } else {
-            secureStorage.store(
-                data = walletId.stringValue.encodeToByteArray(throwOnInvalidSequence = true),
-                account = StorageKey.SelectedWalletId.name,
-            )
+        mutex.withLock {
+            if (walletId == null) {
+                secureStorage.delete(StorageKey.SelectedWalletId.name)
+            } else {
+                secureStorage.store(
+                    data = walletId.stringValue.encodeToByteArray(throwOnInvalidSequence = true),
+                    account = StorageKey.SelectedWalletId.name,
+                )
+            }
         }
     }