diff --git a/src/main/java/org/cloudburstmc/blockstateupdater/BlockStateUpdater_1_21_30.java b/src/main/java/org/cloudburstmc/blockstateupdater/BlockStateUpdater_1_21_30.java
index 4d353d9..9d311cf 100644
--- a/src/main/java/org/cloudburstmc/blockstateupdater/BlockStateUpdater_1_21_30.java
+++ b/src/main/java/org/cloudburstmc/blockstateupdater/BlockStateUpdater_1_21_30.java
@@ -39,6 +39,8 @@ public void registerUpdaters(CompoundTagUpdaterContext ctx) {
                     return "minecraft:brick_wall";
                 case "andesite":
                     return "minecraft:andesite_wall";
+                case "diorite":
+                    return "minecraft:diorite_wall";
                 case "cobblestone":
                 default:
                     return "minecraft:cobblestone_wall";