diff --git a/arch/risc-v/Kconfig b/arch/risc-v/Kconfig
index 1c6123b91f5..fda26abfcdb 100644
--- a/arch/risc-v/Kconfig
+++ b/arch/risc-v/Kconfig
@@ -46,11 +46,19 @@ config ARCH_CHIP_ESP32C3
 	select ARCH_VECNOTIRQ
 	select ARCH_HAVE_RESET
 	select LIBC_ARCH_ATOMIC
-	select LIBC_ARCH_MEMCHR
-	select LIBC_ARCH_MEMCMP
-	select LIBC_ARCH_MEMCCMP
-	select LIBC_ARCH_MEMMOVE
 	select LIBC_ARCH_MEMSET
+	select LIBC_ARCH_MEMCPY
+	select LIBC_ARCH_MEMMOVE
+	select LIBC_ARCH_MEMCMP
+	select LIBC_ARCH_MEMCHR
+	select LIBC_ARCH_MEMCCMP
+	select LIBC_ARCH_STRCPY
+	select LIBC_ARCH_STRCHR
+	select LIBC_ARCH_STRCMP
+	select LIBC_ARCH_STRLCPY
+	select LIBC_ARCH_STRNCPY
+	select LIBC_ARCH_STRLEN
+	select LIBC_ARCH_STRNLEN
 	select ARCH_HAVE_TEXT_HEAP
 	select ARCH_HAVE_BOOTLOADER
 	---help---
diff --git a/boards/risc-v/esp32c3/esp32c3-devkit/scripts/esp32c3_rom.ld b/boards/risc-v/esp32c3/esp32c3-devkit/scripts/esp32c3_rom.ld
index a0110386042..29506320fc3 100644
--- a/boards/risc-v/esp32c3/esp32c3-devkit/scripts/esp32c3_rom.ld
+++ b/boards/risc-v/esp32c3/esp32c3-devkit/scripts/esp32c3_rom.ld
@@ -1936,17 +1936,20 @@ rom_pll_vol_cal = 0x40001b28;
 
 memset = 0x40000354;
 memcpy = 0x40000358;
+memccpy = 0x400003c4;
 memmove = 0x4000035c;
 memcmp = 0x40000360;
-memccpy = 0x400003c4;
 memchr = 0x400003c8;
 memrchr = 0x400003cc;
 strcpy = 0x40000364;
 strncpy = 0x40000368;
+strlcpy = 0x400003f0;
 strcmp = 0x4000036c;
 strncmp = 0x40000370;
 strlen = 0x40000374;
+strnlen = 0x40000404;
 strstr = 0x40000378;
+strchr = 0x400003e0;
 bzero = 0x4000037c;
 
 /***************************************