diff --git a/android/src/main/java/com/tailscale/ipn/ui/model/Ipn.kt b/android/src/main/java/com/tailscale/ipn/ui/model/Ipn.kt
index 5e1b35a..b425d14 100644
--- a/android/src/main/java/com/tailscale/ipn/ui/model/Ipn.kt
+++ b/android/src/main/java/com/tailscale/ipn/ui/model/Ipn.kt
@@ -162,7 +162,7 @@ class Ipn {
         ForceDaemonSet = true
       }
 
-    var Hostname: String? = null
+    var Hostname: Boolean? = null
       set(value) {
         field = value
         HostnameSet = true