diff --git a/api/src/main/java/com/viaversion/viaversion/api/type/types/item/ItemType1_20_5.java b/api/src/main/java/com/viaversion/viaversion/api/type/types/item/ItemType1_20_5.java
index f33d639e1..09fd79f27 100644
--- a/api/src/main/java/com/viaversion/viaversion/api/type/types/item/ItemType1_20_5.java
+++ b/api/src/main/java/com/viaversion/viaversion/api/type/types/item/ItemType1_20_5.java
@@ -62,7 +62,7 @@ public class ItemType1_20_5 extends Type<Item> {
             return new Reference2ObjectOpenHashMap<>();
         }
 
-        final Map<StructuredDataKey<?>, StructuredData<?>> map = new Reference2ObjectOpenHashMap<>(valuesSize + markersSize);
+        final Map<StructuredDataKey<?>, StructuredData<?>> map = new Reference2ObjectOpenHashMap<>();
         for (int i = 0; i < valuesSize; i++) {
             final StructuredData<?> value = dataType.read(buffer);
             final StructuredDataKey<?> key = dataType.key(value.id());
diff --git a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/StructuredDataConverter.java b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/StructuredDataConverter.java
index ef3634ff1..978b008c4 100644
--- a/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/StructuredDataConverter.java
+++ b/common/src/main/java/com/viaversion/viaversion/protocols/protocol1_20_5to1_20_3/rewriter/StructuredDataConverter.java
@@ -430,13 +430,8 @@ public final class StructuredDataConverter {
                         return true;
                     }
 
-                    String identifier = BannerPatterns1_20_5.idToKey(layer.pattern().id());
-                    if (identifier == null) {
-                        return true;
-                    }
-
-                    identifier = Key.stripMinecraftNamespace(identifier);
-                    return identifier.equals("flow") || identifier.equals("guster");
+                    final String identifier = BannerPatterns1_20_5.idToKey(layer.pattern().id());
+                    return identifier == null || identifier.equals("flow") || identifier.equals("guster");
                 })) {
                     final ListTag<CompoundTag> originalPatterns = new ListTag<>(CompoundTag.class);
                     for (final BannerPatternLayer layer : data) {