diff --git a/src/main/java/baritone/bot/pathing/movement/movements/MovementDiagonal.java b/src/main/java/baritone/bot/pathing/movement/movements/MovementDiagonal.java
index 94af0f6c..1f140d80 100644
--- a/src/main/java/baritone/bot/pathing/movement/movements/MovementDiagonal.java
+++ b/src/main/java/baritone/bot/pathing/movement/movements/MovementDiagonal.java
@@ -22,6 +22,7 @@ import baritone.bot.pathing.movement.Movement;
 import baritone.bot.pathing.movement.MovementHelper;
 import baritone.bot.pathing.movement.MovementState;
 import baritone.bot.utils.BlockStateInterface;
+import net.minecraft.block.BlockMagma;
 import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.BlockPos;
 
@@ -76,6 +77,12 @@ public class MovementDiagonal extends Movement {
         if (!MovementHelper.canWalkOn(positionsToPlace[0])) {
             return COST_INF;
         }
+        if (BlockStateInterface.get(positionsToBreak[2].down()).getBlock() instanceof BlockMagma) {
+            return COST_INF;
+        }
+        if (BlockStateInterface.get(positionsToBreak[4].down()).getBlock() instanceof BlockMagma) {
+            return COST_INF;
+        }
         double optionA = MovementHelper.getMiningDurationTicks(context.getToolSet(), positionsToBreak[0]) + MovementHelper.getMiningDurationTicks(context.getToolSet(), positionsToBreak[1]);
         double optionB = MovementHelper.getMiningDurationTicks(context.getToolSet(), positionsToBreak[2]) + MovementHelper.getMiningDurationTicks(context.getToolSet(), positionsToBreak[3]);
         if (optionA != 0 && optionB != 0) {