diff --git a/CHANGELOG.md b/CHANGELOG.md
index db9a0b48..266e09c0 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -31,10 +31,15 @@ and this project adheres to
 
 - Go 1.14 support.
 
+### Fixed
+
+- Invalid filenames in the `mobileconfig` API responses ([#2835]).
+
 [#2385]: https://github.com/AdguardTeam/AdGuardHome/issues/2385
 [#2412]: https://github.com/AdguardTeam/AdGuardHome/issues/2412
 [#2498]: https://github.com/AdguardTeam/AdGuardHome/issues/2498
 [#2533]: https://github.com/AdguardTeam/AdGuardHome/issues/2533
+[#2835]: https://github.com/AdguardTeam/AdGuardHome/issues/2835
 
 
 
diff --git a/internal/home/mobileconfig.go b/internal/home/mobileconfig.go
index 9ea3e7f5..beb50b22 100644
--- a/internal/home/mobileconfig.go
+++ b/internal/home/mobileconfig.go
@@ -152,6 +152,18 @@ func handleMobileConfig(w http.ResponseWriter, r *http.Request, dnsp string) {
 
 	w.Header().Set("Content-Type", "application/xml")
 
+	const (
+		dohContDisp = `attachment; filename=doh.mobileconfig`
+		dotContDisp = `attachment; filename=dot.mobileconfig`
+	)
+
+	contDisp := dohContDisp
+	if dnsp == dnsProtoTLS {
+		contDisp = dotContDisp
+	}
+
+	w.Header().Set("Content-Disposition", contDisp)
+
 	_, _ = w.Write(mobileconfig)
 }