diff --git a/src/main/java/baritone/process/BuilderProcess.java b/src/main/java/baritone/process/BuilderProcess.java
index 2d10bcd55..ac12471a3 100644
--- a/src/main/java/baritone/process/BuilderProcess.java
+++ b/src/main/java/baritone/process/BuilderProcess.java
@@ -688,7 +688,7 @@ public final class BuilderProcess extends BaritoneProcessHelper implements IBuil
         incorrectPositions.forEach(pos -> {
             IBlockState state = bcc.bsi.get0(pos);
             if (state.getBlock() instanceof BlockAir) {
-                if (approxPlaceable.contains(bcc.getSchematic(pos.x, pos.y, pos.z, state))) {
+                if (containsBlockState(approxPlaceable, bcc.getSchematic(pos.x, pos.y, pos.z, state))) {
                     placeable.add(pos);
                 } else {
                     IBlockState desired = bcc.getSchematic(pos.x, pos.y, pos.z, state);
@@ -977,6 +977,15 @@ public final class BuilderProcess extends BaritoneProcessHelper implements IBuil
         return true;
     }
 
+    private boolean containsBlockState(Collection<IBlockState> states, IBlockState state) {
+        for (IBlockState testee : states) {
+            if (sameBlockstate(testee, state)) {
+                return true;
+            }
+        }
+        return false;
+    }
+
     private boolean valid(IBlockState current, IBlockState desired, boolean itemVerify) {
         if (desired == null) {
             return true;