diff --git a/README.md b/README.md
index 9bf704f..41bea89 100644
--- a/README.md
+++ b/README.md
@@ -192,10 +192,12 @@ Also check the list of [STMicroelectronics board support crates][stm-bsc]!
 - [`stm32l151-hal`](https://crates.io/crates/stm32l151-hal) - ![crates.io](https://img.shields.io/crates/v/stm32l151-hal.svg)
 
 - [`stm32l4xx-hal`](https://crates.io/crates/stm32l4xx-hal) - ![crates.io](https://img.shields.io/crates/v/stm32l4xx-hal.svg)
-   - Generic hal support for stm32l4 devices, has examples that can run on boards like the [Nucleo-L432KC] and similar boards
+   - Generic hal support for stm32l4 devices, has examples that can run on boards like the [Nucleo-L432KC], [Solo], and similar boards
 
 [Nucleo-L432KC]: https://www.st.com/content/st_com/en/products/evaluation-tools/product-evaluation-tools/mcu-eval-tools/stm32-mcu-eval-tools/stm32-mcu-nucleo/nucleo-l432kc.html
 
+[Solo]: https://solokeys.com/
+
 ### Texas Instruments
 
 - [`tm4c123x-hal`](https://github.com/thejpster/tm4c123x-hal)
@@ -255,6 +257,7 @@ Crates tailored for specific boards.
 - [`stm32f407g-disc`](https://crates.io/crates/stm32f407g-disc) Board Support Crate for the [STM32F4DISCOVERY] (WIP) - ![crates.io](https://img.shields.io/crates/v/stm32f407g-disc.svg)
 - [`stm32f429i-disc`](https://crates.io/crates/stm32f429i-disc) Board Support Crate for the [STM32F429DISCOVERY] (WIP) - ![crates.io](https://img.shields.io/crates/v/stm32f429i-disc.svg)
 - [`blue-pill`](https://github.com/japaric/blue-pill) Board Support Crate for [Blue Pill].
+- [`solo-bsp`](https://crates.io/crates/solo-bsp) Board Support Crate for [Solo], an open source security token (WIP) - ![crates.io](https://img.shields.io/crates/v/solo-bsp.svg)
 
 ### Texas Instruments