diff --git a/tools/chatgui-android/app/src/main/java/com/utun/chat/ui/screens/MemberListScreen.kt b/tools/chatgui-android/app/src/main/java/com/utun/chat/ui/screens/MemberListScreen.kt
index 897e3902..965997df 100644
--- a/tools/chatgui-android/app/src/main/java/com/utun/chat/ui/screens/MemberListScreen.kt
+++ b/tools/chatgui-android/app/src/main/java/com/utun/chat/ui/screens/MemberListScreen.kt
@@ -5,6 +5,8 @@ import androidx.compose.animation.slideInVertically
 import androidx.compose.animation.slideOutVertically
 import androidx.compose.foundation.background
 import androidx.compose.foundation.clickable
+import androidx.compose.foundation.rememberScrollState
+import androidx.compose.foundation.verticalScroll
 import androidx.compose.foundation.layout.*
 import androidx.compose.foundation.lazy.LazyColumn
 import androidx.compose.foundation.lazy.items
@@ -22,6 +24,7 @@ import androidx.compose.ui.text.font.FontFamily
 import androidx.compose.ui.text.font.FontWeight
 import androidx.compose.ui.text.style.TextOverflow
 import androidx.compose.ui.text.style.TextAlign
+import androidx.compose.ui.platform.LocalConfiguration
 import androidx.compose.ui.unit.dp
 import androidx.compose.ui.unit.sp
 import com.utun.chat.data.Channel
@@ -214,11 +217,12 @@ private fun MemberDetailCard(
     Card(
         modifier = Modifier
             .fillMaxWidth()
-            .padding(8.dp),
+            .padding(8.dp)
+            .heightIn(max = LocalConfiguration.current.screenHeightDp.dp / 2),
         shape = RoundedCornerShape(12.dp),
         elevation = CardDefaults.cardElevation(defaultElevation = 4.dp)
     ) {
-        Column(modifier = Modifier.padding(12.dp)) {
+        Column(modifier = Modifier.padding(12.dp).verticalScroll(rememberScrollState())) {
             Row(verticalAlignment = Alignment.CenterVertically) {
                 val dotColor = if (detail.online) Color(0xFF4CAF50) else Color(0xFF9E9E9E)
                 Box(
diff --git a/tools/chatgui-android/libutun_lite/utun_sources.cmake b/tools/chatgui-android/libutun_lite/utun_sources.cmake
index 0c20a1ac..649ceddb 100644
--- a/tools/chatgui-android/libutun_lite/utun_sources.cmake
+++ b/tools/chatgui-android/libutun_lite/utun_sources.cmake
@@ -18,14 +18,14 @@
 function(utun_setup_sources LIB_DIR SRC_DIR CONFIG_DIR TOOLS_DIR)
 
     # ── lib/ sources ──
-    file(GLOB _lib_src "${LIB_DIR}/*.c")
+    file(GLOB _lib_src CONFIGURE_DEPENDS "${LIB_DIR}/*.c")
     set(_lmdb_src
         "${LIB_DIR}/liblmdb/mdb.c"
         "${LIB_DIR}/liblmdb/midl.c"
     )
 
     # ── src/ sources (all except utun.c, lwip_orig, uip, BBR) ──
-    file(GLOB_RECURSE _src_src "${SRC_DIR}/*.c")
+    file(GLOB_RECURSE _src_src CONFIGURE_DEPENDS "${SRC_DIR}/*.c")
     list(FILTER _src_src EXCLUDE REGEX "/lwip_orig/")
     list(FILTER _src_src EXCLUDE REGEX "/uip/")
     list(FILTER _src_src EXCLUDE REGEX "/transport_layer/BBR/")