diff --git a/libtcc.c b/libtcc.c
index 7b675c2..d367ed1 100644
--- a/libtcc.c
+++ b/libtcc.c
@@ -135,7 +135,7 @@ BOOL WINAPI DllMain (HINSTANCE hDll, DWORD dwReason, LPVOID lpReserved)
 
 /********************************************************/
 /* copy a string and truncate it. */
-ST_FUNC char *pstrcpy(char *buf, int buf_size, const char *s)
+PUB_FUNC char *pstrcpy(char *buf, int buf_size, const char *s)
 {
     char *q, *q_end;
     int c;
diff --git a/tcc.h b/tcc.h
index 20846a3..74a4c20 100644
--- a/tcc.h
+++ b/tcc.h
@@ -1167,7 +1167,7 @@ ST_DATA struct TCCState *tcc_state;
 #define AFF_PREPROCESS      0x0004 /* preprocess file */
 
 /* public functions currently used by the tcc main function */
-ST_FUNC char *pstrcpy(char *buf, int buf_size, const char *s);
+PUB_FUNC char *pstrcpy(char *buf, int buf_size, const char *s);
 ST_FUNC char *pstrcat(char *buf, int buf_size, const char *s);
 ST_FUNC char *pstrncpy(char *out, const char *in, size_t num);
 PUB_FUNC char *tcc_basename(const char *name);