diff --git a/risc_v/ch3/Makefile b/risc_v/ch3/Makefile
index ddbe925..b608816 100644
--- a/risc_v/ch3/Makefile
+++ b/risc_v/ch3/Makefile
@@ -1,8 +1,8 @@
 #####
 ## BUILD
 #####
-CC=riscv64-unknown-linux-gnu-g++
-CFLAGS=-Wall -Wextra -pedantic -Wextra -O0 -g -std=c++17
+CC=riscv64-unknown-linux-gnu-gcc
+CFLAGS=-Wall -Wextra -pedantic -Wextra -O0 -g
 CFLAGS+=-static -ffreestanding -nostdlib -fno-rtti -fno-exceptions
 CFLAGS+=-march=rv64gc -mabi=lp64
 INCLUDES=