diff --git a/llvm/test/MC/ELF/debug-prefix-map.s b/llvm/test/MC/ELF/debug-prefix-map.s
index 33c5b89e804f..f81730418b0b 100644
--- a/llvm/test/MC/ELF/debug-prefix-map.s
+++ b/llvm/test/MC/ELF/debug-prefix-map.s
@@ -14,4 +14,4 @@ f:
 
 // MAP: DW_AT_name [DW_FORM_string] ("src.s")
 // MAP: DW_AT_comp_dir [DW_FORM_string] ("src_root")
-// MAP: DW_AT_decl_file [DW_FORM_data4] ("src_root/src.s")
+// MAP: DW_AT_decl_file [DW_FORM_data4] ("src_root{{(/|\\)}}src.s")