diff --git a/client/src/constants.ts b/client/src/constants.ts
index 59365d23..15cee685 100644
--- a/client/src/constants.ts
+++ b/client/src/constants.ts
@@ -1,7 +1,7 @@
 import { schema } from 'battlecode-schema'
 
-export const GAME_VERSION = '1.2.3'
-export const SPEC_VERSION = '1.2.3'
+export const GAME_VERSION = '1.2.4'
+export const SPEC_VERSION = '1.2.4'
 export const BATTLECODE_YEAR: number = 2024
 export const MAP_SIZE_RANGE = {
     min: 30,
diff --git a/engine/src/main/battlecode/common/GameConstants.java b/engine/src/main/battlecode/common/GameConstants.java
index c6a0cbc3..551a2db0 100644
--- a/engine/src/main/battlecode/common/GameConstants.java
+++ b/engine/src/main/battlecode/common/GameConstants.java
@@ -9,7 +9,7 @@ public class GameConstants {
     /**
      * The current spec version the server compiles with.
      */
-    public static final String SPEC_VERSION = "1.2.3";
+    public static final String SPEC_VERSION = "1.2.4";
 
     // *********************************
     // ****** MAP CONSTANTS ************
diff --git a/specs/specs.md.html b/specs/specs.md.html
index f84eba5b..7c1e7df8 100644
--- a/specs/specs.md.html
+++ b/specs/specs.md.html
@@ -16,7 +16,7 @@
 
 # **Formal specification**
 
-_This is the formal specification of the Battlecode 2024 game._ Current version: *1.2.3* 
+_This is the formal specification of the Battlecode 2024 game._ Current version: *1.2.4* 
 
 **Welcome to Battlecode 2024: Breadwars.**
 
@@ -286,6 +286,13 @@
 
 # **Appendix: Changelog**
 
+- Version 1.2.4 (January 15, 2024)
+  - Client improvements
+    - Distinguish between match winner (medal icon) and overall game winner (crown icon)
+    - Display flagID in robot and map tooltips
+    - Fix errors when a player resigns
+    - Improvements to tournament mode
+
 - Version 1.2.3 (January 14, 2024)
   - Engine fixes
     - senseLegalFlagPlacement now only considers dropped flags as intended