diff --git a/adis.c b/adis.c
index 054c5cf..47a5883 100755
--- a/adis.c
+++ b/adis.c
@@ -7,6 +7,7 @@
 #include <stdlib.h>
 #include <string.h>
 #include <assert.h>
+#include <stdint.h>
 
 typedef void (*Handler)( unsigned long int word );
 
@@ -61,13 +62,13 @@ typedef void (*Handler)( unsigned long int word );
 #define flip16(value)\
     (unsigned short) ((value&0xFF00)>>8) | ((value&0xFF)<<8)
 
-typedef char            u8;
-typedef unsigned short  u16;
-typedef unsigned        u32;
-typedef signed char     s8;
-typedef signed short    s16;
-typedef signed          s32;
-typedef float           f32;
+typedef uint8_t u8;
+typedef uint16_t u16;
+typedef uint32_t u32;
+typedef int8_t s8;
+typedef int16_t s16;
+typedef int32_t s32;
+typedef float f32;
 
 typedef struct {
     unsigned addr;
@@ -1460,10 +1461,6 @@ char * getOP(unsigned long int word)
     return dis_op;
 }
 
-/* prototype:
- adis o stalfo.s 2 ZELOOTMA.z64
-*/
-
 int main(int argc, char * argv[])
 {
     int i;