diff --git a/changelog b/changelog
index c42b7c41..cbd87f3e 100644
--- a/changelog
+++ b/changelog
@@ -1,3 +1,6 @@
+2.3.3:
+Fix crash when left clicking certain blocks with the chisel
+
 2.3.2:
 Fixed antiblocks being chiselable between colors
 Added recipes to dye existing antiblocks
diff --git a/gradle.properties b/gradle.properties
index 2c0402f5..24f276b8 100644
--- a/gradle.properties
+++ b/gradle.properties
@@ -1,4 +1,4 @@
-mod_version=2.3.2
+mod_version=2.3.3
 minecraft_version=1.7.10
 forge_version=10.13.2.1277
 
diff --git a/src/main/java/com/cricketcraft/chisel/item/chisel/ChiselController.java b/src/main/java/com/cricketcraft/chisel/item/chisel/ChiselController.java
index d66368c0..15b9a24c 100644
--- a/src/main/java/com/cricketcraft/chisel/item/chisel/ChiselController.java
+++ b/src/main/java/com/cricketcraft/chisel/item/chisel/ChiselController.java
@@ -52,6 +52,10 @@ public final class ChiselController {
 			int metadata = event.world.getBlockMetadata(x, y, z);
 			ICarvingGroup group = Carving.chisel.getGroup(block, metadata);
 
+			if (group == null) {
+				return;
+			}
+			
 			List<ICarvingVariation> list = group.getVariations();
 			
 			main: for (ItemStack stack : OreDictionary.getOres(group.getOreName())) {