diff --git a/configs/riscv64-zephyr-elf.config b/configs/riscv64-zephyr-elf.config
index 23a106c9..aabb2132 100644
--- a/configs/riscv64-zephyr-elf.config
+++ b/configs/riscv64-zephyr-elf.config
@@ -2,7 +2,7 @@ CT_CONFIG_VERSION="3"
 CT_EXPERIMENTAL=y
 CT_ARCH_RISCV=y
 CT_ARCH_64=y
-CT_ARCH_ARCH="rv32ima_zicsr_zifencei"
+CT_ARCH_ARCH="rv32imc_zicsr_zifencei"
 CT_ARCH_ABI="ilp32"
 CT_TARGET_VENDOR="zephyr"
 CT_TARGET_CFLAGS="-ftls-model=local-exec"