diff --git a/lldb/source/Plugins/Trace/intel-pt/TraceIntelPTBundleLoader.cpp b/lldb/source/Plugins/Trace/intel-pt/TraceIntelPTBundleLoader.cpp
--- a/lldb/source/Plugins/Trace/intel-pt/TraceIntelPTBundleLoader.cpp
+++ b/lldb/source/Plugins/Trace/intel-pt/TraceIntelPTBundleLoader.cpp
@@ -241,6 +241,7 @@
       "pid": integer,
       "triple"?: string,
           // Optional clang/llvm target triple.
+          // This must be provided if the trace will be consumed using `SBTraceCursor`.
       "threads": [
           // A list of known threads for the given process. When context switch
           // data is provided, LLDB will automatically create threads for the