diff --git a/include/Mw/Unicode.h b/include/Mw/Unicode.h
index 62794f3..3ac23a4 100644
--- a/include/Mw/Unicode.h
+++ b/include/Mw/Unicode.h
@@ -19,7 +19,7 @@ extern "C" {
  * %brief output Output
  * %return Bytes this multibyte takes
  */
-MWDECL int MwUTF8ToUTF32(const char* input, int32_t* output);
+MWDECL int MwUTF8ToUTF32(const char* input, int* output);
 
 #ifdef __cplusplus
 }
diff --git a/src/unicode.c b/src/unicode.c
index 940a941..e557dd1 100644
--- a/src/unicode.c
+++ b/src/unicode.c
@@ -25,7 +25,7 @@ static int utf8_later(unsigned char c) {
 	return 0x80 <= c && c < 0xc0;
 }
 
-int MwUTF8ToUTF32(const char* input, int32_t* output) {
+int MwUTF8ToUTF32(const char* input, int* output) {
 	const unsigned char* inbuf = (const unsigned char*)input;
 	int		     b	   = utf8_count(inbuf[0]);
 	if(b == 0) return 0;