diff --git a/examples/stm32u0/.cargo/config.toml b/examples/stm32u0/.cargo/config.toml
index c8022ae39..28b8af96e 100644
--- a/examples/stm32u0/.cargo/config.toml
+++ b/examples/stm32u0/.cargo/config.toml
@@ -1,6 +1,6 @@
 [target.'cfg(all(target_arch = "arm", target_os = "none"))']
 # replace STM32G071C8Rx with your chip as listed in `probe-rs chip list`
-runner = "probe-rs run --speed 100 --chip STM32u083rctx"
+runner = "probe-rs run --chip STM32u083rctx"
 
 [build]
 target = "thumbv6m-none-eabi"