diff --git a/firmware/source/board/l4/board.h b/firmware/source/board/l4/board.h
index 4b2642a..8476904 100644
--- a/firmware/source/board/l4/board.h
+++ b/firmware/source/board/l4/board.h
@@ -1502,8 +1502,8 @@ extern "C" {
 #endif
 #endif /* _FROM_ASM_ */
 
-#define LINE_LED_RED   PAL_LINE(GPIOC_BASE, 10U)
-#define LINE_LED_GREEN PAL_LINE(GPIOC_BASE, 11U)
-#define LINE_LED_BLUE  PAL_LINE(GPIOC_BASE, 12U)
+#define LINE_LED_RED   PAL_LINE(GPIOA_BASE, 6U)
+#define LINE_LED_GREEN PAL_LINE(GPIOA_BASE, 7U)
+#define LINE_LED_BLUE  PAL_LINE(GPIOB_BASE, 6U)
 
 #endif /* BOARD_H */
diff --git a/firmware/source/periph/adc.cpp b/firmware/source/periph/adc.cpp
index 4667307..41ce853 100644
--- a/firmware/source/periph/adc.cpp
+++ b/firmware/source/periph/adc.cpp
@@ -91,7 +91,7 @@ ADCConversionGroup ADC::m_group_config2 = {
         ADC_SMPR1_SMP_AN1(ADC_SMPR_SMP_2P5) | ADC_SMPR1_SMP_AN2(ADC_SMPR_SMP_2P5), 0
     },
     .sqr = {
-        ADC_SQR1_SQ1_N(ADC_CHANNEL_IN1) | ADC_SQR1_SQ2_N(ADC_CHANNEL_IN2),
+        ADC_SQR1_SQ1_N(ADC_CHANNEL_IN2) | ADC_SQR1_SQ2_N(ADC_CHANNEL_IN1),
         0, 0, 0
     },
 };