diff --git a/worldedit-core/src/main/java/com/fastasyncworldedit/core/configuration/Settings.java b/worldedit-core/src/main/java/com/fastasyncworldedit/core/configuration/Settings.java
index 976b8b62a..c2cb7704d 100644
--- a/worldedit-core/src/main/java/com/fastasyncworldedit/core/configuration/Settings.java
+++ b/worldedit-core/src/main/java/com/fastasyncworldedit/core/configuration/Settings.java
@@ -391,8 +391,8 @@ public class Settings extends Config {
         public boolean UNIVERSAL_DISALLOWED_BLOCKS = true;
         @Comment({
                 "List of blocks to deny use of. Can be either an entire block type or a block with a specific property value.",
-                "Where block properties are specified, any blockstate with the property will be disallowed (i.g. all directions",
-                "of a waterlogged fence). For blocking/remapping of all occurence of a property like waterlogged, see",
+                "Where block properties are specified, any blockstate with the property will be disallowed (e.g. all directions",
+                "of a waterlogged fence). For blocking/remapping of all occurrences of a property like waterlogged, see",
                 "remap-properties below.",
                 "Example block property blocking:",
                 " - \"minecraft:conduit[waterlogged=true]\"",
diff --git a/worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/DisallowedBlocksExtent.java b/worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/DisallowedBlocksExtent.java
index 8f2612b76..db270fa16 100644
--- a/worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/DisallowedBlocksExtent.java
+++ b/worldedit-core/src/main/java/com/fastasyncworldedit/core/extent/DisallowedBlocksExtent.java
@@ -18,6 +18,7 @@ import com.sk89q.worldedit.world.block.BlockState;
 import com.sk89q.worldedit.world.block.BlockStateHolder;
 import com.sk89q.worldedit.world.block.BlockType;
 import com.sk89q.worldedit.world.block.BlockTypes;
+import com.sk89q.worldedit.world.block.BlockTypesCache;
 import com.sk89q.worldedit.world.block.FuzzyBlockState;
 
 import javax.annotation.Nullable;
@@ -26,12 +27,8 @@ import java.util.Locale;
 import java.util.Map;
 import java.util.Objects;
 import java.util.Set;
-import java.util.concurrent.CompletableFuture;
-import java.util.concurrent.Future;
 import java.util.stream.Collectors;
 
-import static com.sk89q.worldedit.world.block.BlockTypesCache.states;
-
 public class DisallowedBlocksExtent extends AbstractDelegateExtent implements IBatchProcessor {
 
     private static final BlockState RESERVED = BlockTypes.__RESERVED__.getDefaultState();
@@ -56,7 +53,7 @@ public class DisallowedBlocksExtent extends AbstractDelegateExtent implements IB
             this.blockedBlocks = new HashSet<>();
             for (String block : blockedBlocks) {
                 if (block.indexOf('[') == -1 || block.indexOf(']') == -1) {
-                    blockedBlocks.add(block);
+                    this.blockedBlocks.add(block);
                     continue;
                 }
                 String[] properties = block.substring(block.indexOf('[') + 1, block.indexOf(']')).split(",");
@@ -138,7 +135,10 @@ public class DisallowedBlocksExtent extends AbstractDelegateExtent implements IB
             it:
             for (int i = 0; i < blocks.length; i++) {
                 char block = blocks[i];
-                BlockState state = states[block];
+                if (block == BlockTypesCache.ReservedIDs.__RESERVED__) {
+                    continue;
+                }
+                BlockState state = BlockTypesCache.states[block];
                 if (blockedBlocks != null) {
                     if (blockedBlocks.contains(state.getBlockType().getId())) {
                         blocks[i] = 0;
diff --git a/worldedit-core/src/main/java/com/sk89q/worldedit/EditSessionBuilder.java b/worldedit-core/src/main/java/com/sk89q/worldedit/EditSessionBuilder.java
index 493a512d3..03452fea5 100644
--- a/worldedit-core/src/main/java/com/sk89q/worldedit/EditSessionBuilder.java
+++ b/worldedit-core/src/main/java/com/sk89q/worldedit/EditSessionBuilder.java
@@ -605,7 +605,7 @@ public final class EditSessionBuilder {
             }
             if (this.limit != null && !this.limit.isUnlimited()) {
                 Set<String> limitBlocks = new HashSet<>();
-                if ((getActor() == null || getActor().hasPermission("worldedit.anyblock") && this.limit.UNIVERSAL_DISALLOWED_BLOCKS)) {
+                if ((getActor() == null || getActor().hasPermission("worldedit.anyblock")) && this.limit.UNIVERSAL_DISALLOWED_BLOCKS) {
                     limitBlocks.addAll(WorldEdit.getInstance().getConfiguration().disallowedBlocks);
                 }
                 if (this.limit.DISALLOWED_BLOCKS != null && !this.limit.DISALLOWED_BLOCKS.isEmpty()) {