diff --git a/lib/CPUs/MIPS/bsp/examples/Makefile b/lib/CPUs/MIPS/bsp/examples/Makefile
index c03b758..db5fbcb 100644
--- a/lib/CPUs/MIPS/bsp/examples/Makefile
+++ b/lib/CPUs/MIPS/bsp/examples/Makefile
@@ -15,7 +15,7 @@ PROG = hello.elf testbench.elf test_irq.elf dhry.elf queens.elf stanford.elf par
 
 all: $(PROG)
 
-libsys.a: startup.S kernel.S libsys.c xcpt.c irq.c
+libsys.a: startup.S kernel.S libsys.c xcpt.c irq.c dbg.c mipsdis.c
 	$(CC) $(CFLAGS) -G 0 -c startup.S -o startup.o
 	$(CC) $(CFLAGS) -G 0 -c kernel.S -o kernel.o
 	$(CC) $(CFLAGS) -G 0 -c libsys.c -o libsys.o
diff --git a/lib/CPUs/MIPS/bsp/examples/dbg.c b/lib/CPUs/MIPS/bsp/examples/dbg.c
index 66cde00..f20e516 100644
--- a/lib/CPUs/MIPS/bsp/examples/dbg.c
+++ b/lib/CPUs/MIPS/bsp/examples/dbg.c
@@ -233,7 +233,7 @@ void dbg_handler(struct xcptcontext * xcp)
 	do
 	{
 		leave_isr = 0;
-		switch(readchar(0))
+		switch(_getchar())
 		{
 			case 'g':
 			leave_isr = 1;
diff --git a/lib/CPUs/MIPS/bsp/examples/libsys.h b/lib/CPUs/MIPS/bsp/examples/libsys.h
index cf5fd1d..fe89168 100644
--- a/lib/CPUs/MIPS/bsp/examples/libsys.h
+++ b/lib/CPUs/MIPS/bsp/examples/libsys.h
@@ -148,7 +148,7 @@ void print_word(int word);
 void _exit (int exitcode);
 void sleep(unsigned ms);
 
-char _getch(void);
+char _getchar(void);
 
 void PrintBuffer8(UINT8 *pBuf, int nbpr, int len);
 void memdump(UINT8 *pBuf, int print_offset_only, int num_bytes_per_row, int len);