diff --git a/core/src/main/java/com/volmit/iris/core/gui/BlockTextures.java b/core/src/main/java/com/volmit/iris/core/gui/BlockTextures.java
index 339cd7106..538c87d0c 100644
--- a/core/src/main/java/com/volmit/iris/core/gui/BlockTextures.java
+++ b/core/src/main/java/com/volmit/iris/core/gui/BlockTextures.java
@@ -72,7 +72,8 @@ final class BlockTextures {
     }
 
     Optional<BlockTexture> topTexture(BlockData block) {
-        return topTextures.computeIfAbsent(block.getAsString(true), this::resolveTopTexture);
+        // Blockstate files match on every property, so defaults the pack left out have to be spelled out too.
+        return topTextures.computeIfAbsent(block.getAsString(false), this::resolveTopTexture);
     }
 
     private Optional<BlockTexture> resolveTopTexture(String blockState) {