diff --git a/Makefile b/Makefile
index ff09581..e15a2a1 100644
--- a/Makefile
+++ b/Makefile
@@ -21,7 +21,7 @@ GEN_EXE=src/gen
 ASM_SRC=src/$(CPU).s
 ASM_OBJ=$(OBJ_DIR)/$(CPU).o
 LIB_OBJ=$(OBJ_DIR)/fp.o
-USE_LLVM?=1
+USE_LLVM?=0
 ifeq ($(USE_LLVM),1)
   CFLAGS+=-DMCL_USE_LLVM
   LIB_OBJ+=$(ASM_OBJ)
diff --git a/readme.md b/readme.md
index 210a4bc..e77f3e1 100644
--- a/readme.md
+++ b/readme.md
@@ -30,11 +30,6 @@ To make sample programs, run
 make sample
 ```
 
-If clang is not installed, then
-```
-make USE_LLVM=0
-```
-
 ## Build for 32-bit Linux
 Build openssl and gmp for 32-bit mode and install <lib32>
 ```