diff --git a/src/config.yml b/src/config.yml
index ddf7f27..d8fce33 100644
--- a/src/config.yml
+++ b/src/config.yml
@@ -25,6 +25,7 @@ allowed-blocks:
     - BRICK_STAIRS
     - SMOOTH_STAIRS
     - NETHER_BRICK_STAIRS
+    - QUARTZ_STAIRS
 valid-signs:
   - SIGN
   - WALL_SIGN