diff --git a/lldb/source/Utility/StructuredData.cpp b/lldb/source/Utility/StructuredData.cpp
--- a/lldb/source/Utility/StructuredData.cpp
+++ b/lldb/source/Utility/StructuredData.cpp
@@ -69,6 +69,9 @@
   if (auto d = value.getAsNumber())
     return std::make_shared<StructuredData::Float>(*d);
 
+  if (auto n = value.getAsNull())
+    return std::make_shared<StructuredData::Null>();
+
   return StructuredData::ObjectSP();
 }