diff --git a/mappings/net/minecraft/util/function/BooleanBiFunction.mapping b/mappings/net/minecraft/util/function/BooleanBiFunction.mapping
index 7ed08b559f..6cc9cfb980 100644
--- a/mappings/net/minecraft/util/function/BooleanBiFunction.mapping
+++ b/mappings/net/minecraft/util/function/BooleanBiFunction.mapping
@@ -15,3 +15,54 @@ CLASS net/minecraft/class_247 net/minecraft/util/function/BooleanBiFunction
 	FIELD field_16897 FALSE Lnet/minecraft/class_247;
 	FIELD field_16898 NOT_SECOND Lnet/minecraft/class_247;
 	FIELD field_16899 CAUSED_BY Lnet/minecraft/class_247;
+	METHOD apply (ZZ)Z
+		ARG 1 a
+		ARG 2 b
+	METHOD method_16781 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16782 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16783 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16784 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16785 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16786 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16787 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16788 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16789 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16790 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16791 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16792 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16793 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16794 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16795 (ZZ)Z
+		ARG 0 a
+		ARG 1 b
+	METHOD method_16796 (ZZ)Z
+		ARG 0 a
+		ARG 1 b