diff --git a/hive-agent/src/web_ui/state.rs b/hive-agent/src/web_ui/state.rs
index 17324d15..d223cad5 100644
--- a/hive-agent/src/web_ui/state.rs
+++ b/hive-agent/src/web_ui/state.rs
@@ -324,7 +324,14 @@ fn read_own_status() -> (Option<String>, Option<i64>) {
 /// operator-declared `dashboardLinks` extras are already free-choice
 /// emoji, so the built-ins should read as the same family rather than
 /// mixing in plain text glyphs (which also don't reliably render as a
-/// hexagon/arrow across fonts to begin with).
+/// hexagon/arrow across fonts to begin with). `config` went through two
+/// rounds on this: gear (`⚙`, with and without a variation selector)
+/// still rendered broken in mara's browser either way — same
+/// font-unreliable codepoint `icons.tsx` already documents avoiding.
+/// Landed on the wrench (`🔧`) instead: a supplementary-plane pictograph
+/// with `Emoji_Presentation=Yes`, same category as every other icon
+/// here (`📊`/`🖥`/`🔨`/`🧭`), so it doesn't need a variation selector to
+/// render as color emoji in the first place.
 fn agent_links(label: &str, gui_enabled: bool) -> Vec<AgentLink> {
     let mut links = Vec::new();
 
@@ -353,7 +360,7 @@ fn agent_links(label: &str, gui_enabled: bool) -> Vec<AgentLink> {
         });
         links.push(AgentLink {
             url: format!("/agent-configs/{label}"),
-            icon: "⚙".to_owned(),
+            icon: "🔧".to_owned(),
             label: "config".to_owned(),
             kind: AgentLinkKind::Forge,
         });