diff --git a/sudo.h b/sudo.h
index 2e126891b..b80b9bc86 100644
--- a/sudo.h
+++ b/sudo.h
@@ -208,8 +208,8 @@ void pass_warn		__P((FILE *));
 VOID *emalloc		__P((size_t));
 VOID *erealloc		__P((VOID *, size_t));
 char *estrdup		__P((const char *));
-void easprintf		__P((char **, const char *, ...));
-void evasprintf		__P((char **, const char *, va_list));
+int easprintf		__P((char **, const char *, ...));
+int evasprintf		__P((char **, const char *, va_list));
 void dump_defaults	__P((void));
 void dump_auth_methods	__P((void));
 int lock_file		__P((int, int));