diff --git a/src/fpu/unpackinput.sv b/src/fpu/unpackinput.sv
index b85077d20..68f98e900 100644
--- a/src/fpu/unpackinput.sv
+++ b/src/fpu/unpackinput.sv
@@ -56,7 +56,6 @@ module unpackinput (
       assign ExpMax = &In[`FLEN-2:`NF];  // is the exponent all 1's
   
   end else if (`FPSIZES == 2) begin   // if there are 2 floating point formats supported
-      //***need better names for these constants
       // largest format | smaller format
       //----------------------------------
       //      `FLEN     |     `LEN1       length of floating point number
@@ -104,7 +103,6 @@ module unpackinput (
 
   end else if (`FPSIZES == 3) begin       // three floating point precsions supported
 
-      //***need better names for these constants
       // largest format | larger format  | smallest format
       //---------------------------------------------------
       //      `FLEN     |     `LEN1      |    `LEN2       length of floating point number
@@ -196,7 +194,7 @@ module unpackinput (
       // Check NaN boxing
       always_comb
           case (Fmt)
-              2'b11:  BadNaNBox = 0;
+              2'b11: BadNaNBox = 0;
               2'b01: BadNaNBox = ~&In[`Q_LEN-1:`D_LEN];
               2'b00: BadNaNBox = ~&In[`Q_LEN-1:`S_LEN];
               2'b10: BadNaNBox = ~&In[`Q_LEN-1:`H_LEN];
diff --git a/tests/custom/debug/Makefile b/tests/custom/debug/Makefile
index a63fb3b11..900f5b5e3 100644
--- a/tests/custom/debug/Makefile
+++ b/tests/custom/debug/Makefile
@@ -11,7 +11,7 @@ TARGET = debug
 $(TARGET).objdump: $(TARGET).elf
 	riscv64-unknown-elf-objdump -D $(TARGET).elf > $(TARGET).objdump
     
-$(TARGET): $(TARGET).S Makefile
+$(TARGET).elf: $(TARGET).S Makefile
 	riscv64-unknown-elf-gcc -g -o $(TARGET).elf -march=rv64gc -mabi=lp64 -mcmodel=medany \
 	    -nostartfiles -T../../link/link.ld $(TARGET).S 
 
diff --git a/tests/custom/debug/debug.S b/tests/custom/debug/debug.S
index aadbcac64..e493cab74 100644
--- a/tests/custom/debug/debug.S
+++ b/tests/custom/debug/debug.S
@@ -6,7 +6,7 @@
 # openhwgroup/cvw Issue #55
 li x1, 0x7ff0000000000001
 fmv.w.x f4, x1
-li x1, 7ff8000000000000
+li x1, 0x7ff8000000000000
 fmv.w.x f9, x1
 fsgnjx.s f12,f9,f4  # expected f 0xffffffff7fc00000