diff --git a/llvm/test/tools/obj2yaml/MachO/debug-aranges.yaml b/llvm/test/tools/obj2yaml/MachO/debug-aranges.yaml
index 3de31b91fd77..8b08e8e51597 100644
--- a/llvm/test/tools/obj2yaml/MachO/debug-aranges.yaml
+++ b/llvm/test/tools/obj2yaml/MachO/debug-aranges.yaml
@@ -30,6 +30,7 @@
 # ARANGES-NEXT:           Length:          0x0000000000005678
 
 --- !mach-o
+IsLittleEndian: true
 FileHeader:
   magic:      0xFEEDFACF
   cputype:    0x01000007