diff --git a/NCPCompat/src/main/java/fr/neatmonster/nocheatplus/compat/blocks/BlocksMC1_5.java b/NCPCompat/src/main/java/fr/neatmonster/nocheatplus/compat/blocks/BlocksMC1_5.java
index 0d7e3bda..b35205b8 100644
--- a/NCPCompat/src/main/java/fr/neatmonster/nocheatplus/compat/blocks/BlocksMC1_5.java
+++ b/NCPCompat/src/main/java/fr/neatmonster/nocheatplus/compat/blocks/BlocksMC1_5.java
@@ -80,9 +80,7 @@ public class BlocksMC1_5 implements BlockPropertiesSetup {
 		setAs(155, Material.SANDSTONE);
 		
 		// 156 Quartz Stairs
-		setAs(156, Material.SANDSTONE);
-		// Still set flags as stairs.
-		BlockFlags.setFlagsAs(156, Material.COBBLESTONE_STAIRS);
+		setAs(156, Material.SANDSTONE_STAIRS);
 		
 		// 157 Activator Rail
 		setAs(157, Material.DETECTOR_RAIL);