diff --git a/llvm/examples/Kaleidoscope/Chapter9/toy.cpp b/llvm/examples/Kaleidoscope/Chapter9/toy.cpp
index 23b25b15c9b87..7b33dae6e13a2 100644
--- a/llvm/examples/Kaleidoscope/Chapter9/toy.cpp
+++ b/llvm/examples/Kaleidoscope/Chapter9/toy.cpp
@@ -7,6 +7,7 @@
 #include "llvm/IR/LegacyPassManager.h"
 #include "llvm/IR/Module.h"
 #include "llvm/IR/Verifier.h"
+#include "llvm/Support/Host.h"
 #include "llvm/Support/TargetSelect.h"
 #include "llvm/Transforms/Scalar.h"
 #include <cctype>
diff --git a/llvm/examples/ThinLtoJIT/ThinLtoJIT.cpp b/llvm/examples/ThinLtoJIT/ThinLtoJIT.cpp
index 6d1795495d6b3..7442fbd3c0a53 100644
--- a/llvm/examples/ThinLtoJIT/ThinLtoJIT.cpp
+++ b/llvm/examples/ThinLtoJIT/ThinLtoJIT.cpp
@@ -9,6 +9,7 @@
 #include "llvm/ExecutionEngine/Orc/RTDyldObjectLinkingLayer.h"
 #include "llvm/ExecutionEngine/SectionMemoryManager.h"
 #include "llvm/Support/Debug.h"
+#include "llvm/Support/Host.h"
 
 #include "ThinLtoDiscoveryThread.h"
 #include "ThinLtoInstrumentationLayer.h"