diff --git a/app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt b/app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt
index 77026657..4e49dfde 100644
--- a/app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt
+++ b/app/src/main/kotlin/com/tutpro/baresip/MainActivity.kt
@@ -1578,7 +1578,7 @@ class MainActivity : AppCompatActivity() {
     }
 
     private fun backup(password: String) {
-        val files = arrayListOf("accounts", "calls", "config", "contacts", "messages", "uuid",
+        val files = arrayListOf("accounts", "call_history", "config", "contacts", "messages", "uuid",
                 "zrtp_cache.dat", "zrtp_zid", "cert.pem", "ca_cert", "ca_certs.crt")
         File(BaresipService.filesPath).walk().forEach {
             if (it.name.endsWith(".png")) files.add(it.name)