diff --git a/src/bin/pg_dump/pg_backup_archiver.c b/src/bin/pg_dump/pg_backup_archiver.c
index d001ff4..97aaa7d 100644
--- a/src/bin/pg_dump/pg_backup_archiver.c
+++ b/src/bin/pg_dump/pg_backup_archiver.c
@@ -119,7 +119,7 @@ static int	_discoverArchiveFormat(ArchiveHandle *AH);
 
 static void dump_lo_buf(ArchiveHandle *AH);
 static void _write_msg(const char *modulename, const char *fmt, va_list ap);
-static void _die_horribly(ArchiveHandle *AH, const char *modulename, const char *fmt, va_list ap);
+static void _die_horribly(ArchiveHandle *AH, const char *modulename, const char *fmt, va_list ap) __attribute__((noreturn));
 
 static void dumpTimestamp(ArchiveHandle *AH, const char *msg, time_t tim);
 static void SetOutput(ArchiveHandle *AH, char *filename, int compression);
diff --git a/src/bin/pg_dump/pg_backup_archiver.h b/src/bin/pg_dump/pg_backup_archiver.h
index 8d3bbe0..8cb82a9 100644
--- a/src/bin/pg_dump/pg_backup_archiver.h
+++ b/src/bin/pg_dump/pg_backup_archiver.h
@@ -329,7 +329,7 @@ typedef struct _tocEntry
 /* Used everywhere */
 extern const char *progname;
 
-extern void die_horribly(ArchiveHandle *AH, const char *modulename, const char *fmt,...) __attribute__((format(printf, 3, 4)));
+extern void die_horribly(ArchiveHandle *AH, const char *modulename, const char *fmt,...) __attribute__((format(printf, 3, 4))) __attribute__((noreturn));
 extern void warn_or_die_horribly(ArchiveHandle *AH, const char *modulename, const char *fmt,...) __attribute__((format(printf, 3, 4)));
 extern void write_msg(const char *modulename, const char *fmt,...) __attribute__((format(printf, 2, 3)));