diff --git a/app/src/main/java/io/nekohasekai/sfa/compose/MainActivity.kt b/app/src/main/java/io/nekohasekai/sfa/compose/MainActivity.kt
index 60441e3..56e8639 100644
--- a/app/src/main/java/io/nekohasekai/sfa/compose/MainActivity.kt
+++ b/app/src/main/java/io/nekohasekai/sfa/compose/MainActivity.kt
@@ -8,6 +8,7 @@ import android.net.Uri
 import android.net.VpnService
 import android.os.Build
 import android.os.Bundle
+import androidx.activity.compose.BackHandler
 import androidx.activity.compose.setContent
 import androidx.activity.enableEdgeToEdge
 import androidx.activity.result.contract.ActivityResultContracts
@@ -1107,6 +1108,10 @@ class MainActivity :
                 }
             }
 
+            BackHandler(enabled = selectedConnectionId != null) {
+                selectedConnectionId = null
+            }
+
             ModalBottomSheet(
                 onDismissRequest = {
                     showConnectionsSheet = false