diff --git a/www/js/const.js b/www/js/const.js
index 854b226..3edf576 100644
--- a/www/js/const.js
+++ b/www/js/const.js
@@ -32,7 +32,7 @@ const OpCode = {
     SessionList     :0x0020,
     //SessionJoin     :0x0021,
     SessionView     :0x0022,
-    SessionRetire   :0x002E,
+    SessionResign   :0x002E,
     SessionLeave    :0x002F,
 
     GameState       :0x0030,
diff --git a/www/js/game.js b/www/js/game.js
index 27daf23..c910d5e 100644
--- a/www/js/game.js
+++ b/www/js/game.js
@@ -637,7 +637,7 @@ GAME.Const = {
     State: {
         Ongoing: 0,
         Complete: 1,
-        Retire: 2,
+        Resign: 2,
     },
 
     Direction: [
diff --git a/www/js/interface.js b/www/js/interface.js
index a08cb92..531ed6c 100644
--- a/www/js/interface.js
+++ b/www/js/interface.js
@@ -577,9 +577,9 @@ const INTERFACE = {
             }
         }
 
-        if(GAME_DATA.state.code == GAME.Const.State.Retire) {
+        if(GAME_DATA.state.code == GAME.Const.State.Resign) {
             ctx.fillStyle = INTERFACE.Color.HintCheck;
-            message = "Retire";
+            message = "Resign";
         } else if(GAME_DATA.state.check != 0) {
             ctx.fillStyle = INTERFACE.Color.HintCheck;
             if(GAME_DATA.state.checkmate) {
@@ -731,8 +731,8 @@ const INTERFACE = {
 
             handles: [dawn, dusk],
             board_state: [ ],
-            retire:false,
-            retire_warn:false,
+            resign:false,
+            resign_warn:false,
 
             history: history,
 
@@ -887,33 +887,33 @@ const INTERFACE = {
         INTERFACE.draw();
     },
 
-    retire() {
+    resign() {
         if(INTERFACE_DATA.mode == INTERFACE.Mode.Player) {
-            let button_retire = document.getElementById("button-retire");
+            let button_resign = document.getElementById("button-resign");
 
-            if(INTERFACE_DATA.retire_warn) {
-                INTERFACE.retire_reset();
+            if(INTERFACE_DATA.resign_warn) {
+                INTERFACE.resign_reset();
                 MESSAGE_COMPOSE([
-                    PACK.u16(OpCode.SessionRetire),
+                    PACK.u16(OpCode.SessionResign),
                     INTERFACE_DATA.token,
                 ]);
             } else {
-                INTERFACE_DATA.retire_warn = true;
-                button_retire.innerText = "Confirm?";
-                button_retire.setAttribute("class", "warn");
-                setTimeout(INTERFACE.retire_reset, 3_000);
+                INTERFACE_DATA.resign_warn = true;
+                button_resign.innerText = "Confirm?";
+                button_resign.setAttribute("class", "warn");
+                setTimeout(INTERFACE.resign_reset, 3_000);
             }
         }
     },
 
-    retire_reset() {
-        if(INTERFACE_DATA.retire_warn) {
-            INTERFACE_DATA.retire_warn = false;
+    resign_reset() {
+        if(INTERFACE_DATA.resign_warn) {
+            INTERFACE_DATA.resign_warn = false;
 
-            // Reset retire button
-            let button_retire = document.getElementById("button-retire");
-            button_retire.innerText = "Surrender";
-            button_retire.removeAttribute("class");
+            // Reset resign button
+            let button_resign = document.getElementById("button-resign");
+            button_resign.innerText = "Resign";
+            button_resign.removeAttribute("class");
         }
     },
 
diff --git a/www/js/scene.js b/www/js/scene.js
index 1e169c3..27752b4 100644
--- a/www/js/scene.js
+++ b/www/js/scene.js
@@ -503,9 +503,9 @@ const SCENES = {
         load(data) {
             let buttons_bottom = [ ];
             if(data.mode != INTERFACE.Mode.Review) {
-                let button_retire = UI.button("Surrender", () => { INTERFACE.retire(); });
-                button_retire.setAttribute("id", "button-retire");
-                buttons_bottom.push(button_retire);
+                let button_resign = UI.button("Resign", () => { INTERFACE.resign(); });
+                button_resign.setAttribute("id", "button-resign");
+                buttons_bottom.push(button_resign);
             }
             buttons_bottom.push(UI.button("Back", () => { LOAD(SCENES.Browse) }));