diff --git a/hdl/tb/core_tb.v b/hdl/tb/core_tb.v
index 1000770..45588bb 100644
--- a/hdl/tb/core_tb.v
+++ b/hdl/tb/core_tb.v
@@ -72,7 +72,7 @@ always #2 clk  = !clk;
 
 core dut(
     .clk(clk),
-    .reset(reset),
+    .reset(reset)
 
     .mem_inst_addr(mem_inst_addr),
     .mem_inst_data(mem_inst_data),
diff --git a/test/test.S b/test/test.S
index 9a73f29..5583508 100644
--- a/test/test.S
+++ b/test/test.S
@@ -9,7 +9,7 @@ _start:
     lui     x1, 0xfedcb         # x1  = 0xfedcb000
 
     # addi
-    addi    x1, fx1, 0x789       # x1  = 0xfedcb789
+    addi    x1, x1, 0x789       # x1  = 0xfedcb789
     addi    x2, x0, -1          # x2  = 0xffffffff
     addi    x3, x1, -0x777      # x3  = 0xfedcb012