diff --git a/sys/arm/stm32l031x6/u8x8_test/README.md b/sys/arm/stm32l031x6/u8x8_test/README.md
index 1a401160a..1ef5a13ba 100644
--- a/sys/arm/stm32l031x6/u8x8_test/README.md
+++ b/sys/arm/stm32l031x6/u8x8_test/README.md
@@ -1,3 +1,2 @@
-
-![https://raw.githubusercontent.com/olikraus/stm32g031/main/motor_test_8/motor_test_schematic.jpg](https://raw.githubusercontent.com/olikraus/u8g2/sys/arm/stm32l031x6/u8x8_test/stm32l031.jpg)
+![https://https://raw.githubusercontent.com/olikraus/u8g2/refs/heads/master/sys/arm/stm32l031x6/u8x8_test/stm32l031.jpg](https://raw.githubusercontent.com/olikraus/u8g2/refs/heads/master/sys/arm/stm32l031x6/u8x8_test/stm32l031.jpg)