diff --git a/gdb/ChangeLog b/gdb/ChangeLog
index 39fa1aeae4..3ba5df428a 100644
--- a/gdb/ChangeLog
+++ b/gdb/ChangeLog
@@ -1,3 +1,8 @@
+2020-05-27  Simon Marchi  <simon.marchi@efficios.com>
+
+	* dwarf2/read.c (lookup_dwo_unit): Use bfd_get_filename instead
+	of objfile_name.
+
 2020-05-27  Simon Marchi  <simon.marchi@polymtl.ca>
 
 	* dwarf2/read.h (struct dwarf2_per_bfd) <obfd>: New member.
diff --git a/gdb/dwarf2/read.c b/gdb/dwarf2/read.c
index aa1c3f0e92..2ee98cc1b8 100644
--- a/gdb/dwarf2/read.c
+++ b/gdb/dwarf2/read.c
@@ -6888,7 +6888,7 @@ lookup_dwo_unit (struct dwarf2_per_cu_data *this_cu,
       if (!signature.has_value ())
 	error (_("Dwarf Error: missing dwo_id for dwo_name %s"
 		 " [in module %s]"),
-	       dwo_name, objfile_name (this_cu->dwarf2_per_objfile->objfile));
+	       dwo_name, bfd_get_filename (this_cu->per_bfd->obfd));
       dwo_unit = lookup_dwo_comp_unit (this_cu, dwo_name, comp_dir,
 				       *signature);
     }