diff --git a/app/src/main/java/com/vitorpamplona/amethyst/service/NIP30Parser.kt b/app/src/main/java/com/vitorpamplona/amethyst/service/NIP30Parser.kt
index 3310e5404..f11958215 100644
--- a/app/src/main/java/com/vitorpamplona/amethyst/service/NIP30Parser.kt
+++ b/app/src/main/java/com/vitorpamplona/amethyst/service/NIP30Parser.kt
@@ -20,7 +20,7 @@ class NIP30Parser {
 
         val regularChars = input.split(customEmojiPattern.toRegex())
 
-        var finalList = mutableListOf<String>()
+        val finalList = mutableListOf<String>()
         var index = 0
         for (e in regularChars) {
             finalList.add(e)