diff --git a/arch/riscv/Makefile b/arch/riscv/Makefile
index 7d81102cffd4..c6ca1b9cbf71 100644
--- a/arch/riscv/Makefile
+++ b/arch/riscv/Makefile
@@ -154,3 +154,7 @@ PHONY += rv64_randconfig
 rv64_randconfig:
 	$(Q)$(MAKE) KCONFIG_ALLCONFIG=$(srctree)/arch/riscv/configs/64-bit.config \
 		-f $(srctree)/Makefile randconfig
+
+PHONY += rv32_defconfig
+rv32_defconfig:
+	$(Q)$(MAKE) -f $(srctree)/Makefile defconfig 32-bit.config