diff --git a/Src/id.v b/Src/id.v
index 3bf13d1..60e8024 100644
--- a/Src/id.v
+++ b/Src/id.v
@@ -55,10 +55,14 @@ module id(input wire rst,
             imm         <= `ZeroWord;
             case (op)
                 `EXE_ORI:   begin
-                    wreg_o    <= `WriteEnable;  aluop_o    <= `EXE_OR_OP;
-                    alusel_o  <= `EXE_RES_LOGIC; reg1_read_o  <= 1'b1; reg2_read_o  <= 1'b0;
-                    imm       <= {16'h0, inst_i[15:0]};  wd_o       <= inst_i[20:16];
-                    instvalid <= `InstValid;
+                    wreg_o      <= `WriteEnable;
+                    aluop_o     <= `EXE_OR_OP;
+                    alusel_o    <= `EXE_RES_LOGIC;
+                    reg1_read_o <= 1'b1;
+                    reg2_read_o <= 1'b0;
+                    imm         <= {16'h0, inst_i[15:0]};
+                    wd_o        <= inst_i[20:16];
+                    instvalid   <= `InstValid;
                 end
                 default:   begin
                 end
@@ -72,7 +76,7 @@ module id(input wire rst,
             reg1_o <= `ZeroWord;
             end else if ((reg1_read_o == 1'b1)&&(ex_wreg_i == 1'b1)&&(ex_wd_i == reg1_addr_o)) begin
             reg1_o <= ex_wdata_i;
-            end else if ((reg1_read_o == 1b'1)&&(mem_wreg_i == 1b'1)&&(mem_wd_i == reg1_addr_o)) begin
+            end else if ((reg1_read_o == 1'b1)&&(mem_wreg_i == 1'b1)&&(mem_wd_i == reg1_addr_o)) begin
             reg1_o <= mem_wdata_i;
             end else if (reg1_read_o == 1'b1) begin
             reg1_o <= reg1_data_i;
@@ -88,7 +92,7 @@ module id(input wire rst,
             reg2_o <= `ZeroWord;
             end else if ((reg2_read_o == 1'b1)&&(ex_wreg_i == 1'b1)&&(ex_wd_i == reg2_addr_o)) begin
             reg2_o <= ex_wdata_i;
-            end else if ((reg2_read_o == 1b'1)&&(mem_wreg_i == 1b'1)&&(mem_wd_i == reg2_addr_o)) begin
+            end else if ((reg2_read_o == 1'b1)&&(mem_wreg_i == 1'b1)&&(mem_wd_i == reg2_addr_o)) begin
             reg2_o <= mem_wdata_i;
             end else if (reg2_read_o == 1'b1) begin
             reg2_o <= reg2_data_i;
diff --git a/Src/inst_rom.v b/Src/inst_rom.v
index e68cd76..9324d43 100644
--- a/Src/inst_rom.v
+++ b/Src/inst_rom.v
@@ -6,7 +6,7 @@ module inst_rom(input wire ce,
     
     reg[`InstBus]  inst_mem[0:`InstMemNum-1];
     
-    initial $readmemh ("D:/Codings/Vivado/MIPS/inst_rom.data", inst_mem);
+    initial $readmemh ("D:/Desktop/Examples-in-book-write-your-own-cpu-master/Code/Chapter5_1/AsmTest/inst_rom.data", inst_mem);
     
     always @ (*) begin
         if (ce == `ChipDisable) begin