diff --git a/.github/workflows/rust.yml b/.github/workflows/rust.yml
index bfb6aa0b..dfb6a63f 100644
--- a/.github/workflows/rust.yml
+++ b/.github/workflows/rust.yml
@@ -69,6 +69,9 @@ jobs:
           - package: embassy-stm32
             target: thumbv7em-none-eabi
             features: stm32l476vg,defmt
+          - package: embassy-stm32
+            target: thumbv6m-none-eabi
+            features: stm32l053r8,defmt
           - package: embassy-stm32-examples
             target: thumbv7em-none-eabi