1 files changed, 1 insertions, 1 deletions

diff --git a/tests/stm32/src/common.rs b/tests/stm32/src/common.rs
index f2ba5f7fc..2bf500798 100644
--- a/tests/stm32/src/common.rs
+++ b/tests/stm32/src/common.rs
@@ -332,7 +332,7 @@ pub fn config() -> Config {
         use embassy_stm32::rcc::*;
         config.rcc.mux = ClockSrc::PLL(
             // 32Mhz clock (16 * 4 / 2)
-            PLLSource::HSI,
+            PLLSource::HSI16,
             PLLMul::MUL4,
             PLLDiv::DIV2,
         );