diff --git a/include/asterisk/md5.h b/include/asterisk/md5.h
index 53a40c2720..463a1918cf 100755
--- a/include/asterisk/md5.h
+++ b/include/asterisk/md5.h
@@ -1,15 +1,11 @@
 #ifndef MD5_H
 #define MD5_H
 
-#ifdef __alpha
-typedef unsigned int uint32;
-#else
-typedef unsigned long uint32;
-#endif
+#include <stdint.h>
 
 struct MD5Context {
-	uint32 buf[4];
-	uint32 bits[2];
+	uint32_t buf[4];
+	uint32_t bits[2];
 	unsigned char in[64];
 };
 
@@ -17,6 +13,6 @@ void MD5Init(struct MD5Context *context);
 void MD5Update(struct MD5Context *context, unsigned char const *buf,
 	       unsigned len);
 void MD5Final(unsigned char digest[16], struct MD5Context *context);
-void MD5Transform(uint32 buf[4], uint32 const in[16]);
+void MD5Transform(uint32_t buf[4], uint32_t const in[16]);
 
 #endif /* !MD5_H */