diff --git a/cpu_forwarded/stage_decode.v b/cpu_forwarded/stage_decode.v
index 0467017..d361286 100644
--- a/cpu_forwarded/stage_decode.v
+++ b/cpu_forwarded/stage_decode.v
@@ -75,9 +75,6 @@ module stage_decode(input clk,
 
    wire [31:0] reg_file_write_data;
 
-   wire [31:0]        read_data_0;
-   wire [31:0]        read_data_1;
-
    wire        reg_file_write_en;
 
    pipelined_basic_register_file_control
diff --git a/cpu_forwarded/stage_memory.v b/cpu_forwarded/stage_memory.v
index 875190e..8622780 100644
--- a/cpu_forwarded/stage_memory.v
+++ b/cpu_forwarded/stage_memory.v
@@ -62,9 +62,6 @@ module stage_memory(
                                                   .write_enable(main_mem_wen),
                                                   .clk(clk));
 
-   wire [31:0] write_back_register_input;
-   wire [31:0] exe_result;
-
    mem_result_control mem_res_control(.instr_type(current_instr_type),
                                       .read_data(read_data_1),
                                       .alu_result(alu_result),
diff --git a/pipelined_basic/stage_decode.v b/pipelined_basic/stage_decode.v
index d7735ba..5498bb3 100644
--- a/pipelined_basic/stage_decode.v
+++ b/pipelined_basic/stage_decode.v
@@ -73,9 +73,6 @@ module stage_decode(input clk,
 
    wire [31:0] reg_file_write_data;
 
-   wire [31:0]        read_data_0;
-   wire [31:0]        read_data_1;
-
    wire        reg_file_write_en;
 
    pipelined_basic_register_file_control
diff --git a/pipelined_basic/stage_memory.v b/pipelined_basic/stage_memory.v
index 875190e..8622780 100644
--- a/pipelined_basic/stage_memory.v
+++ b/pipelined_basic/stage_memory.v
@@ -62,9 +62,6 @@ module stage_memory(
                                                   .write_enable(main_mem_wen),
                                                   .clk(clk));
 
-   wire [31:0] write_back_register_input;
-   wire [31:0] exe_result;
-
    mem_result_control mem_res_control(.instr_type(current_instr_type),
                                       .read_data(read_data_1),
                                       .alu_result(alu_result),