diff --git a/src/api/java/baritone/api/Settings.java b/src/api/java/baritone/api/Settings.java
index 14f00055e..05d5d618c 100644
--- a/src/api/java/baritone/api/Settings.java
+++ b/src/api/java/baritone/api/Settings.java
@@ -741,6 +741,7 @@ public final class Settings {
 
     /**
      * Sets the minimum y level whilst mining - set to 0 to turn off.
+     * if world has negative y values, subtract the min world height to get the value to put here
      */
     public final Setting<Integer> minYLevelWhileMining = new Setting<>(0);
 
diff --git a/src/launch/java/baritone/launch/mixins/MixinItemStack.java b/src/launch/java/baritone/launch/mixins/MixinItemStack.java
index 1582bc880..e4d336d7a 100644
--- a/src/launch/java/baritone/launch/mixins/MixinItemStack.java
+++ b/src/launch/java/baritone/launch/mixins/MixinItemStack.java
@@ -63,6 +63,8 @@ public abstract class MixinItemStack implements IItemStack {
 
     @Override
     public int getBaritoneHash() {
+        // TODO: figure out why <init> mixin not working, was 0 for some reason
+        if (baritoneHash == 0) recalculateHash();
         return baritoneHash;
     }
 }
diff --git a/src/main/java/baritone/pathing/calc/AStarPathFinder.java b/src/main/java/baritone/pathing/calc/AStarPathFinder.java
index 23ede2c7a..b37b598ff 100644
--- a/src/main/java/baritone/pathing/calc/AStarPathFinder.java
+++ b/src/main/java/baritone/pathing/calc/AStarPathFinder.java
@@ -111,7 +111,7 @@ public final class AStarPathFinder extends AbstractNodeCostSearch {
                 if (!moves.dynamicXZ && !worldBorder.entirelyContains(newX, newZ)) {
                     continue;
                 }
-                if (currentNode.y + moves.yOffset > height || currentNode.y + moves.yOffset < 0) {
+                if (currentNode.y + moves.yOffset > height || currentNode.y + moves.yOffset < minY) {
                     continue;
                 }
                 res.reset();
diff --git a/src/main/java/baritone/pathing/movement/movements/MovementFall.java b/src/main/java/baritone/pathing/movement/movements/MovementFall.java
index 669f0a7dd..cb8711757 100644
--- a/src/main/java/baritone/pathing/movement/movements/MovementFall.java
+++ b/src/main/java/baritone/pathing/movement/movements/MovementFall.java
@@ -179,7 +179,7 @@ public class MovementFall extends Movement {
         BetterBlockPos[] toBreak;
         int diffX = src.getX() - dest.getX();
         int diffZ = src.getZ() - dest.getZ();
-        int diffY = src.getY() - dest.getY();
+        int diffY = Math.abs(src.getY() - dest.getY());
         toBreak = new BetterBlockPos[diffY + 2];
         for (int i = 0; i < toBreak.length; i++) {
             toBreak[i] = new BetterBlockPos(src.getX() - diffX, src.getY() + 1 - i, src.getZ() - diffZ);
diff --git a/src/main/java/baritone/process/MineProcess.java b/src/main/java/baritone/process/MineProcess.java
index 34ae75e8c..cf14e7bf7 100644
--- a/src/main/java/baritone/process/MineProcess.java
+++ b/src/main/java/baritone/process/MineProcess.java
@@ -418,7 +418,7 @@ public final class MineProcess extends BaritoneProcessHelper implements IMinePro
                     }
                 })
 
-                .filter(pos -> pos.getY() >= Baritone.settings().minYLevelWhileMining.value)
+                .filter(pos -> pos.getY() >= Baritone.settings().minYLevelWhileMining.value + ctx.world.dimensionType().minY())
 
                 .filter(pos -> !blacklist.contains(pos))