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-rw-r--r--byterun/backtrace.c2
1 files changed, 1 insertions, 1 deletions
diff --git a/byterun/backtrace.c b/byterun/backtrace.c
index 4425ecd3a..2df3be510 100644
--- a/byterun/backtrace.c
+++ b/byterun/backtrace.c
@@ -101,7 +101,7 @@ static value read_debug_info(void)
uint32 num_events, orig, i;
value evl, l;
- exec_name = caml_main_argv[0];
+ exec_name = caml_exe_name;
fd = attempt_open(&exec_name, &trail, 1);
if (fd < 0) CAMLreturn(Val_false);
read_section_descriptors(fd, &trail);