diff --git a/src/service/admin/mod.rs b/src/service/admin/mod.rs
index 887c6a6a..45b95fd2 100644
--- a/src/service/admin/mod.rs
+++ b/src/service/admin/mod.rs
@@ -778,8 +778,12 @@ impl Service {
                     rooms.sort_by_key(|r| r.1);
                     rooms.reverse();
 
-                    let slice_start = page.saturating_sub(1) * PAGE_SIZE;
-                    let Some(rooms) = rooms.get(slice_start..slice_start + PAGE_SIZE) else {
+                    let rooms: Vec<_> = rooms.into_iter()
+                        .skip(page.saturating_sub(1) * PAGE_SIZE)
+                        .take(PAGE_SIZE)
+                        .collect();
+                    
+                    if rooms.is_empty() {
                         return Ok(RoomMessageEventContent::text_plain("No more rooms."));
                     };
                     
@@ -792,7 +796,7 @@ impl Service {
                             .join("\n")
                     );
                     let output_html = format!(
-                        "<table><caption>Room list - page {page}</caption>\n<tr><th>id</th>\t<th>name</th>\t<th>members</th></tr>\n{}</table>",
+                        "<table><caption>Room list - page {page}</caption>\n<tr><th>id</th>\t<th>members</th>\t<th>name</th></tr>\n{}</table>",
                         rooms
                             .iter()
                             .map(|(id, members, name)| format!(
@@ -916,9 +920,13 @@ impl Service {
                             .collect::<Vec<_>>();
                         rooms.sort_by_key(|r| r.1);
                         rooms.reverse();
+
+                        let rooms: Vec<_> = rooms.into_iter()
+                            .skip(page.saturating_sub(1) * PAGE_SIZE)
+                            .take(PAGE_SIZE)
+                            .collect();
                         
-                        let slice_start = page.saturating_sub(1) * PAGE_SIZE;
-                        let Some(rooms) = rooms.get(slice_start..slice_start + PAGE_SIZE) else {
+                        if rooms.is_empty() {
                             return Ok(RoomMessageEventContent::text_plain("No more rooms."));
                         };
                     
@@ -931,7 +939,7 @@ impl Service {
                                 .join("\n")
                         );
                         let output_html = format!(
-                            "<table><caption>Room directory - page {page}</caption>\n<tr><th>id</th>\t<th>name</th>\t<th>members</th></tr>\n{}</table>",
+                            "<table><caption>Room directory - page {page}</caption>\n<tr><th>id</th>\t<th>members</th>\t<th>name</th></tr>\n{}</table>",
                             rooms
                                 .iter()
                                 .map(|(id, members, name)| format!(