diff --git a/src/main/java/one/oth3r/sit/file/CustomBlock.java b/src/main/java/one/oth3r/sit/file/CustomBlock.java
index 4260d90..3ef6095 100644
--- a/src/main/java/one/oth3r/sit/file/CustomBlock.java
+++ b/src/main/java/one/oth3r/sit/file/CustomBlock.java
@@ -17,16 +17,14 @@ public class CustomBlock {
     private ArrayList<String> blockTags = new ArrayList<>();
     @SerializedName("blockstates")
     private ArrayList<String> blockStates = new ArrayList<>();
-    @SerializedName("sitting-height")
-    private Double sittingHeight = 0.5;
+
 
     public CustomBlock() {}
 
-    public CustomBlock(ArrayList<String> blockIds, ArrayList<String> blockTags, ArrayList<String> blockStates, Double sittingHeight) {
+    public CustomBlock(ArrayList<String> blockIds, ArrayList<String> blockTags, ArrayList<String> blockStates) {
         this.blockIds = blockIds;
         this.blockTags = blockTags;
         this.blockStates = blockStates;
-        this.sittingHeight = sittingHeight;
     }
 
     public ArrayList<String> getBlockIds() {
@@ -41,9 +39,7 @@ public class CustomBlock {
         return blockStates;
     }
 
-    public Double getSittingHeight() {
-        return sittingHeight;
-    }
+
 
     /**
      * checks if the blockstate matches the CustomBlock params
diff --git a/src/main/java/one/oth3r/sit/file/FileData.java b/src/main/java/one/oth3r/sit/file/FileData.java
index 3e0e515..78877f0 100644
--- a/src/main/java/one/oth3r/sit/file/FileData.java
+++ b/src/main/java/one/oth3r/sit/file/FileData.java
@@ -92,10 +92,10 @@ public class FileData {
     }
 
     public static class Defaults {
-        public static final ArrayList<CustomBlock> CUSTOM_BLOCKS = new ArrayList<>(Arrays.asList(
-                new CustomBlock(new ArrayList<>(),new ArrayList<>(Arrays.asList("#minecraft:campfires")), new ArrayList<>(Arrays.asList("lit=false")),.43),
-                new CustomBlock(new ArrayList<>(Arrays.asList("!minecraft:oak_log", "minecraft:crimson_stem")), new ArrayList<>(Arrays.asList("#minecraft:logs")), new ArrayList<>(Arrays.asList("!axis=y")),1.0),
-                new CustomBlock(new ArrayList<>(Arrays.asList()), new ArrayList<>(Arrays.asList("#minecraft:beds")), new ArrayList<>(Arrays.asList("part=foot","occupied=false")),.5)
+        public static final ArrayList<SittingBlock> SITTING_BLOCKS = new ArrayList<>(Arrays.asList(
+                new SittingBlock(new ArrayList<>(),new ArrayList<>(Arrays.asList("#minecraft:campfires")), new ArrayList<>(Arrays.asList("lit=false")),.43),
+                new SittingBlock(new ArrayList<>(Arrays.asList("!minecraft:oak_log", "minecraft:crimson_stem")), new ArrayList<>(Arrays.asList("#minecraft:logs")), new ArrayList<>(Arrays.asList("!axis=y")),1.0),
+                new SittingBlock(new ArrayList<>(Arrays.asList()), new ArrayList<>(Arrays.asList("#minecraft:beds")), new ArrayList<>(Arrays.asList("part=foot","occupied=false")),.5)
         ));
 
         public static final HandSetting MAIN_HAND = new HandSetting(HandSetting.SittingRequirement.EMPTY, new HandSetting.Filter(
diff --git a/src/main/java/one/oth3r/sit/file/ServerConfig.java b/src/main/java/one/oth3r/sit/file/ServerConfig.java
index a1a0cb6..36db623 100644
--- a/src/main/java/one/oth3r/sit/file/ServerConfig.java
+++ b/src/main/java/one/oth3r/sit/file/ServerConfig.java
@@ -34,9 +34,11 @@ public class ServerConfig implements CustomFile<ServerConfig> {
     @SerializedName("custom-enabled")
     private Boolean customEnabled = false;
     @SerializedName("custom-blocks")
-    private ArrayList<CustomBlock> customBlocks = FileData.Defaults.CUSTOM_BLOCKS;
+    private ArrayList<SittingBlock> sittingBlocks = FileData.Defaults.SITTING_BLOCKS;
     @SerializedName("blacklisted-blocks")
     private ArrayList<String> blacklistedBlocks = new ArrayList<>();
+    @SerializedName("blacklisted-interactions")
+    private ArrayList<String> blacklistedInteractions = new ArrayList<>();
 
     public ServerConfig() {}
 
@@ -47,18 +49,18 @@ public class ServerConfig implements CustomFile<ServerConfig> {
         this.sitWhileSeated = serverConfig.sitWhileSeated;
         this.presetBlocks = serverConfig.presetBlocks;
         this.customEnabled = serverConfig.customEnabled;
-        this.customBlocks = serverConfig.customBlocks;
+        this.sittingBlocks = serverConfig.sittingBlocks;
         this.blacklistedBlocks = serverConfig.blacklistedBlocks;
     }
 
-    public ServerConfig(Double version, String lang, boolean keepActive, boolean sitWhileSeated, PresetBlocks presetBlocks, boolean customEnabled, ArrayList<CustomBlock> customBlocks, ArrayList<String> blacklistedBlocks) {
+    public ServerConfig(Double version, String lang, boolean keepActive, boolean sitWhileSeated, PresetBlocks presetBlocks, boolean customEnabled, ArrayList<SittingBlock> sittingBlocks, ArrayList<String> blacklistedBlocks) {
         this.version = version;
         this.lang = lang;
         this.keepActive = keepActive;
         this.sitWhileSeated = sitWhileSeated;
         this.presetBlocks = presetBlocks;
         this.customEnabled = customEnabled;
-        this.customBlocks = customBlocks;
+        this.sittingBlocks = sittingBlocks;
         this.blacklistedBlocks = blacklistedBlocks;
     }
 
@@ -86,8 +88,8 @@ public class ServerConfig implements CustomFile<ServerConfig> {
         return customEnabled;
     }
 
-    public ArrayList<CustomBlock> getCustomBlocks() {
-        return customBlocks;
+    public ArrayList<SittingBlock> getSittingBlocks() {
+        return sittingBlocks;
     }
 
     public ArrayList<String> getBlacklistedBlocks() {
@@ -149,7 +151,7 @@ public class ServerConfig implements CustomFile<ServerConfig> {
         this.sitWhileSeated = newFile.sitWhileSeated;
         this.presetBlocks = newFile.presetBlocks;
         this.customEnabled = newFile.customEnabled;
-        this.customBlocks = newFile.customBlocks;
+        this.sittingBlocks = newFile.sittingBlocks;
         this.blacklistedBlocks = newFile.blacklistedBlocks;
     }
 
@@ -229,9 +231,9 @@ public class ServerConfig implements CustomFile<ServerConfig> {
         /**
          * gets a list of custom blocks from the legacy way of entering custom sit blocks
          */
-        private static ArrayList<CustomBlock> getCustomBlocks(ArrayList<String> fix) {
+        private static ArrayList<SittingBlock> getCustomBlocks(ArrayList<String> fix) {
             //eg. minecraft:campfire|.46|1|lit=false
-            ArrayList<CustomBlock> out = new ArrayList<>();
+            ArrayList<SittingBlock> out = new ArrayList<>();
             for (String entry : fix) {
                 String[] split = entry.split("\\|");
                 // skip if not the right size
@@ -247,7 +249,7 @@ public class ServerConfig implements CustomFile<ServerConfig> {
                 }
 
                 // add if everything is A-OK
-                out.add(new CustomBlock(
+                out.add(new SittingBlock(
                         new ArrayList<>(Arrays.asList(split[0])),
                         new ArrayList<>(),blockstates,Double.parseDouble(split[1])));
             }
diff --git a/src/main/java/one/oth3r/sit/file/SittingBlock.java b/src/main/java/one/oth3r/sit/file/SittingBlock.java
new file mode 100644
index 0000000..7eba7f1
--- /dev/null
+++ b/src/main/java/one/oth3r/sit/file/SittingBlock.java
@@ -0,0 +1,21 @@
+package one.oth3r.sit.file;
+
+import com.google.gson.annotations.SerializedName;
+
+import java.util.ArrayList;
+
+public class SittingBlock extends CustomBlock {
+    @SerializedName("sitting-height")
+    private Double sittingHeight = 0.5;
+
+    public Double getSittingHeight() {
+        return sittingHeight;
+    }
+
+    public SittingBlock() {}
+
+    public SittingBlock(ArrayList<String> blockIds, ArrayList<String> blockTags, ArrayList<String> blockStates, Double sittingHeight) {
+        super(blockIds, blockTags, blockStates);
+        this.sittingHeight = sittingHeight;
+    }
+}
diff --git a/src/main/java/one/oth3r/sit/utl/Utl.java b/src/main/java/one/oth3r/sit/utl/Utl.java
index 815500c..e77bddd 100644
--- a/src/main/java/one/oth3r/sit/utl/Utl.java
+++ b/src/main/java/one/oth3r/sit/utl/Utl.java
@@ -180,9 +180,9 @@ public class Utl {
             // if the block is on the blacklist, false
             if (config.getBlacklistedBlocks().contains(getBlockID(blockState))) return null;
 
-            for (CustomBlock customBlock : config.getCustomBlocks()) {
+            for (SittingBlock dittingBlock : config.getSittingBlocks()) {
                 // if the block is valid, true
-                if (customBlock.isValid(blockState)) return customBlock.getSittingHeight();
+                if (dittingBlock.isValid(blockState)) return dittingBlock.getSittingHeight();
             }
         }