diff --git a/README.md b/README.md
index 52df521..db373e6 100644
--- a/README.md
+++ b/README.md
@@ -43,6 +43,7 @@ npm run test
 |    7 	|   [El ataque del Grinch](https://adventjs.dev/es/challenges/2024/7)   	|      🟠      	|     [solución](/challenges-2024/challenge-07) |
 |    8 	|   [La carrera de renos](https://adventjs.dev/es/challenges/2024/8)   	|      🟢      	|     [solución](/challenges-2024/challenge-08) |
 |    9 	|   [El ataque del Grinch](https://adventjs.dev/es/challenges/2024/9)   	|      🟠      	|     [solución](/challenges-2024/challenge-09) |
+|    10 	|   [El ensamblador élfico](https://adventjs.dev/es/challenges/2024/10)   	|      🟠      	|     [solución](/challenges-2024/challenge-10) |
 
 
 ## 🎯 Retos 2023
diff --git a/challenges-2024/challenge-10/compile.js b/challenges-2024/challenge-10/compile.js
index f387326..f4a3eb1 100644
--- a/challenges-2024/challenge-10/compile.js
+++ b/challenges-2024/challenge-10/compile.js
@@ -18,7 +18,7 @@ export function compile(instructions) {
     if (!register_count.has(register)) {
       if (/^[A-Za-z]$/.test(register)) {
         register_count.set(register, 0)
-      } else if (!isNaN(register)) {
+      } else {
         register_count.set(value, Number(register))
       }
     }