diff --git a/js/src/asmjs/WasmBinaryFormat.cpp b/js/src/asmjs/WasmBinaryFormat.cpp
index 1c0f86a5175d..35888d61e90b 100644
--- a/js/src/asmjs/WasmBinaryFormat.cpp
+++ b/js/src/asmjs/WasmBinaryFormat.cpp
@@ -18,6 +18,8 @@
 
 #include "asmjs/WasmBinaryFormat.h"
 
+#include "jsprf.h"
+
 using namespace js;
 using namespace js::wasm;