diff --git a/arch/risc-v/src/esp32c3/Kconfig b/arch/risc-v/src/esp32c3/Kconfig
index e12fdcd735..45c97131ab 100644
--- a/arch/risc-v/src/esp32c3/Kconfig
+++ b/arch/risc-v/src/esp32c3/Kconfig
@@ -159,6 +159,7 @@ config ESP32C3_DISABLE_STDC_ATOMIC
 
 config ESP32C3_RTC_HEAP
 	bool "Use the RTC memory as a separate heap"
+	select ARCH_HAVE_EXTRA_HEAPS
 	default n
 
 menu "ESP32-C3 Peripheral Support"
diff --git a/arch/risc-v/src/esp32c3/Make.defs b/arch/risc-v/src/esp32c3/Make.defs
index aea0f6cd6f..bd622791a9 100644
--- a/arch/risc-v/src/esp32c3/Make.defs
+++ b/arch/risc-v/src/esp32c3/Make.defs
@@ -160,6 +160,10 @@ CHIP_CSRCS += esp32c3_efuse_table.c
 CHIP_CSRCS += esp32c3_efuse_lowerhalf.c
 endif
 
+ifeq ($(CONFIG_ARCH_HAVE_EXTRA_HEAPS),y)
+CHIP_CSRCS += esp32c3_extraheaps.c
+endif
+
 ifeq ($(CONFIG_ARCH_USE_TEXT_HEAP),y)
 CHIP_CSRCS += esp32c3_textheap.c
 endif
diff --git a/arch/risc-v/src/esp32c3/esp32c3_extraheaps.c b/arch/risc-v/src/esp32c3/esp32c3_extraheaps.c
new file mode 100644
index 0000000000..beb6b96fa6
--- /dev/null
+++ b/arch/risc-v/src/esp32c3/esp32c3_extraheaps.c
@@ -0,0 +1,62 @@
+/****************************************************************************
+ * arch/risc-v/src/esp32c3/esp32c3_extraheaps.c
+ *
+ * Licensed to the Apache Software Foundation (ASF) under one or more
+ * contributor license agreements.  See the NOTICE file distributed with
+ * this work for additional information regarding copyright ownership.  The
+ * ASF licenses this file to you under the Apache License, Version 2.0 (the
+ * "License"); you may not use this file except in compliance with the
+ * License.  You may obtain a copy of the License at
+ *
+ *   http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
+ * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.  See the
+ * License for the specific language governing permissions and limitations
+ * under the License.
+ *
+ ****************************************************************************/
+
+/****************************************************************************
+ * Included Files
+ ****************************************************************************/
+
+#include <nuttx/config.h>
+
+#include <sys/types.h>
+#include <stdint.h>
+#include <string.h>
+#include <assert.h>
+#include <debug.h>
+
+#include <nuttx/arch.h>
+#include <nuttx/kmalloc.h>
+
+#include "hardware/esp32c3_soc.h"
+
+#ifdef CONFIG_ESP32C3_RTC_HEAP
+#include "esp32c3_rtcheap.h"
+#endif
+
+/****************************************************************************
+ * Public Functions
+ ****************************************************************************/
+
+/****************************************************************************
+ * Name: up_extraheaps_init
+ *
+ * Description:
+ *   Initialize any extra heap.
+ *
+ ****************************************************************************/
+
+void up_extraheaps_init()
+{
+#ifdef CONFIG_ESP32C3_RTC_HEAP
+  /* Initialize the RTC heap */
+
+  esp32c3_rtcheap_initialize();
+#endif
+}
+
diff --git a/arch/risc-v/src/esp32c3/esp32c3_textheap.c b/arch/risc-v/src/esp32c3/esp32c3_textheap.c
index fbb94bc8cd..2bc65bf389 100644
--- a/arch/risc-v/src/esp32c3/esp32c3_textheap.c
+++ b/arch/risc-v/src/esp32c3/esp32c3_textheap.c
@@ -49,19 +49,6 @@
  * Public Functions
  ****************************************************************************/
 
-/****************************************************************************
- * Name: up_textheap_init()
- ****************************************************************************/
-
-void up_textheap_init()
-{
-#ifdef CONFIG_ESP32C3_RTC_HEAP
-  /* Initialize the RTC heap */
-
-  esp32c3_rtcheap_initialize();
-#endif
-}
-
 /****************************************************************************
  * Name: up_textheap_memalign()
  *