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-rw-r--r--src/doc/rustc/src/platform-support.md1
-rw-r--r--src/doc/rustc/src/platform-support/esp-idf.md9
2 files changed, 6 insertions, 4 deletions
diff --git a/src/doc/rustc/src/platform-support.md b/src/doc/rustc/src/platform-support.md
index 3b2463aa5b2..d0d300010cb 100644
--- a/src/doc/rustc/src/platform-support.md
+++ b/src/doc/rustc/src/platform-support.md
@@ -298,6 +298,7 @@ target | std | host | notes
 `riscv32im-unknown-none-elf` | * |  | Bare RISC-V (RV32IM ISA)
 [`riscv32imac-unknown-xous-elf`](platform-support/riscv32imac-unknown-xous-elf.md) | ? |  | RISC-V Xous (RV32IMAC ISA)
 [`riscv32imc-esp-espidf`](platform-support/esp-idf.md) | ✓ |  | RISC-V ESP-IDF
+[`riscv32imac-esp-espidf`](platform-support/esp-idf.md) | ✓ |  | RISC-V ESP-IDF
 `riscv64gc-unknown-freebsd` |   |   | RISC-V FreeBSD
 `riscv64gc-unknown-fuchsia` |   |   | RISC-V Fuchsia
 `riscv64gc-unknown-linux-musl` |   |   | RISC-V Linux (kernel 4.20, musl 1.2.0)
diff --git a/src/doc/rustc/src/platform-support/esp-idf.md b/src/doc/rustc/src/platform-support/esp-idf.md
index 8a4ca347e22..4bbe35709b0 100644
--- a/src/doc/rustc/src/platform-support/esp-idf.md
+++ b/src/doc/rustc/src/platform-support/esp-idf.md
@@ -13,11 +13,12 @@ Targets for the [ESP-IDF](https://github.com/espressif/esp-idf) development fram
 
 The target names follow this format: `$ARCH-esp-espidf`, where `$ARCH` specifies the target processor architecture. The following targets are currently defined:
 
-|          Target name           | Target CPU(s)         |
-|--------------------------------|-----------------------|
-| `riscv32imc-esp-espidf`        |  [ESP32-C3](https://www.espressif.com/en/products/socs/esp32-c3)             |
+|          Target name           | Target CPU(s)         | Minimum ESP-IDF version |
+|--------------------------------|-----------------------|-------------------------|
+| `riscv32imc-esp-espidf`        |  [ESP32-C3](https://www.espressif.com/en/products/socs/esp32-c3)             | `v4.3`                |
+| `riscv32imac-esp-espidf`       |  [ESP32-C6](https://www.espressif.com/en/products/socs/esp32-c6)             | `v5.1`                |
 
-The minimum supported ESP-IDF version is `v4.3`, though it is recommended to use the latest stable release if possible.
+It is recommended to use the latest ESP-IDF stable release if possible.
 
 ## Building the target