--- a/js/src/jit/OptimizationTracking.h
+++ b/js/src/jit/OptimizationTracking.h
@@ -7,16 +7,17 @@
 #ifndef jit_OptimizationTracking_h
 #define jit_OptimizationTracking_h
 
 #include "mozilla/Maybe.h"
 
 #include "jit/CompactBuffer.h"
 #include "jit/CompileInfo.h"
 #include "jit/JitAllocPolicy.h"
+#include "jit/JitSpewer.h"
 #include "js/TrackedOptimizationInfo.h"
 #include "vm/TypeInference.h"
 
 namespace js {
 
 namespace jit {
 
 struct NativeToTrackedOptimizations;