diff --git a/libbacktrace/macho.c b/libbacktrace/macho.c
index fc4c9591dfa..9f8738dd784 100644
--- a/libbacktrace/macho.c
+++ b/libbacktrace/macho.c
@@ -306,9 +306,9 @@ static const char * const dwarf_section_names[DEBUG_MAX] =
   "__debug_abbrev",
   "__debug_ranges",
   "__debug_str",
-  "", /* DEBUG_ADDR */
+  "__debug_addr",
   "__debug_str_offs",
-  "", /* DEBUG_LINE_STR */
+  "__debug_line_str",
   "__debug_rnglists"
 };