diff --git a/misc/Makefile b/misc/Makefile
index 25a7c27..c9dec20 100644
--- a/misc/Makefile
+++ b/misc/Makefile
@@ -2,5 +2,5 @@ all: low_test
 
 CFLAGS=-I ../include/ -m32 -Ofast -Wall -Wextra -DNDEBUG
 
-low_test: low_test.cpp ../src/low_funct.hpp
+low_test: low_test.cpp ../src/low_func_wasm.hpp
 	$(CXX) -o low_test low_test.cpp $(CFLAGS)
diff --git a/misc/low_test.cpp b/misc/low_test.cpp
index 91af412..6d3e9b4 100644
--- a/misc/low_test.cpp
+++ b/misc/low_test.cpp
@@ -9,7 +9,7 @@ void dump(const char *msg, const uint32_t *x, size_t n)
 	}
 	printf("\n");
 }
-#include "../src/low_funct.hpp"
+#include "../src/low_func_wasm.hpp"
 
 #define MCL_USE_VINT
 #define MCL_VINT_FIXED_BUFFER
diff --git a/src/fp.cpp b/src/fp.cpp
index 484ad43..cd3266e 100644
--- a/src/fp.cpp
+++ b/src/fp.cpp
@@ -4,8 +4,8 @@
 #include <cybozu/endian.hpp>
 #include <mcl/conversion.hpp>
 #if defined(__EMSCRIPTEN__) && MCL_SIZEOF_UNIT == 4
-#define FOR_WASM
-#include "low_funct.hpp"
+#define USE_WASM
+#include "low_func_wasm.hpp"
 #endif
 
 #if defined(MCL_STATIC_CODE) || defined(MCL_USE_XBYAK) || (defined(MCL_USE_LLVM) && (CYBOZU_HOST == CYBOZU_HOST_INTEL))
@@ -411,12 +411,12 @@ static bool initForMont(Op& op, const Unit *p, Mode mode)
 	return true;
 }
 
-#ifdef FOR_WASM
+#ifdef USE_WASM
 template<size_t N>
 void setWasmOp(Op& op)
 {
 	if (!(op.isMont && !op.isFullBit)) return;
-EM_ASM({console.log($0)}, N);
+//EM_ASM({console.log($0)}, N);
 //	op.fp_addPre = mcl::addT<N>;
 //	op.fp_subPre = mcl::subT<N>;
 //	op.fpDbl_addPre = mcl::addT<N * 2>;
@@ -570,7 +570,7 @@ bool Op::init(const mpz_class& _p, size_t maxBitSize, int _xi_a, Mode mode, size
 	default:
 		return false;
 	}
-#ifdef FOR_WASM
+#ifdef USE_WASM
 	if (N == 8) {
 		setWasmOp<8>(*this);
 	} else if (N == 12) {
diff --git a/src/low_funct.hpp b/src/low_func_wasm.hpp
similarity index 100%
rename from src/low_funct.hpp
rename to src/low_func_wasm.hpp