diff --git a/llvm/include/llvm/module.modulemap b/llvm/include/llvm/module.modulemap
index 76b10621541c4..0ffae8265d4bd 100644
--- a/llvm/include/llvm/module.modulemap
+++ b/llvm/include/llvm/module.modulemap
@@ -58,6 +58,7 @@ module LLVM_BinaryFormat {
     requires cplusplus
     umbrella "BinaryFormat" module * { export * }
     textual header "BinaryFormat/Dwarf.def"
+    textual header "BinaryFormat/DXContainerConstants.def"
     textual header "BinaryFormat/DynamicTags.def"
     textual header "BinaryFormat/MachO.def"
     textual header "BinaryFormat/MinidumpConstants.def"