diff --git a/xgriscv_controller.v b/xgriscv_controller.v
index 184722e39aa2f155db04335b6bf5376ef03c536a..00bca81e21b1fab024068eb2f33797e67afcc254 100644
--- a/xgriscv_controller.v
+++ b/xgriscv_controller.v
@@ -110,6 +110,7 @@ module controller(
       `OP_ADDI:	  case(funct3)
                     `FUNCT3_ADDI:	aluctrl <= `ALU_CTRL_ADD;
                     `FUNCT3_XORI:	aluctrl <= `ALU_CTRL_XOR;
+                    `FUNCT3_ANDI: aluctrl <= `ALU_CTRL_AND;
                     default:		aluctrl <= `ALU_CTRL_ZERO;	
                   endcase
       default:  aluctrl <= `ALU_CTRL_ZERO;