diff --git a/mappings/net/minecraft/block/AbstractBlock.mapping b/mappings/net/minecraft/block/AbstractBlock.mapping
index 2f7df73e19..123893e8ed 100644
--- a/mappings/net/minecraft/block/AbstractBlock.mapping
+++ b/mappings/net/minecraft/block/AbstractBlock.mapping
@@ -323,6 +323,9 @@ CLASS net/minecraft/class_4970 net/minecraft/block/AbstractBlock
 			ARG 1 soundGroup
 		METHOD method_9628 slipperiness (F)Lnet/minecraft/class_4970$class_2251;
 			ARG 1 slipperiness
+		METHOD method_9629 strength (FF)Lnet/minecraft/class_4970$class_2251;
+			ARG 1 hardness
+			ARG 2 resistance
 		METHOD method_9630 copy (Lnet/minecraft/class_4970;)Lnet/minecraft/class_4970$class_2251;
 			ARG 0 block
 		METHOD method_9631 luminance (Ljava/util/function/ToIntFunction;)Lnet/minecraft/class_4970$class_2251;