diff --git a/llvm/tools/yaml2obj/yaml2obj.cpp b/llvm/tools/yaml2obj/yaml2obj.cpp
--- a/llvm/tools/yaml2obj/yaml2obj.cpp
+++ b/llvm/tools/yaml2obj/yaml2obj.cpp
@@ -37,7 +37,8 @@
 cl::list<std::string>
     D("D", cl::Prefix,
       cl::desc("Defined the specified macros to their specified "
-               "definition. The syntax is <macro>=<definition>"));
+               "definition. The syntax is <macro>=<definition>"),
+      cl::cat(Cat));
 
 cl::opt<unsigned>
     DocNum("docnum", cl::init(1),
@@ -47,7 +48,8 @@
 static cl::opt<uint64_t> MaxSize(
     "max-size", cl::init(10 * 1024 * 1024),
     cl::desc(
-        "Sets the maximum allowed output size (0 means no limit) [ELF only]"));
+        "Sets the maximum allowed output size (0 means no limit) [ELF only]"),
+    cl::cat(Cat));
 
 cl::opt<std::string> OutputFilename("o", cl::desc("Output filename"),
                                     cl::value_desc("filename"), cl::init("-"),