diff --git a/firmware/controllers/sensors/impl/software_knock.cpp b/firmware/controllers/sensors/impl/software_knock.cpp
index 816a83ef8e..a1149095d9 100644
--- a/firmware/controllers/sensors/impl/software_knock.cpp
+++ b/firmware/controllers/sensors/impl/software_knock.cpp
@@ -55,38 +55,46 @@ static const uint32_t smpr2 =
 	ADC_SMPR2_SMP_AN8(KNOCK_SAMPLE_TIME) |
 	ADC_SMPR2_SMP_AN9(KNOCK_SAMPLE_TIME);
 
-static const ADCConversionGroup adcConvGroupCh1 = { FALSE, 1, &completionCallback, &errorCallback,
-	0,
-	ADC_CR2_SWSTART,
+static const ADCConversionGroup adcConvGroupCh1 = {
+	.circular = FALSE,
+	.num_channels = 1,
+	.end_cb = &completionCallback,
+	.error_cb = &errorCallback,
+	.cr1 = 0,
+	.cr2 = ADC_CR2_SWSTART,
 	// sample times for channels 10...18
-	smpr1,
+	.smpr1 = smpr1,
 	// sample times for channels 0...9
-	smpr2,
+	.smpr2 = smpr2,
 
-	0,	// htr
-	0,	// ltr
+	.htr = 0,
+	.ltr = 0,
 
-	0,	// sqr1
-	0,	// sqr2
-	ADC_SQR3_SQ1_N(KNOCK_ADC_CH1)
+	.sqr1 = 0,
+	.sqr2 = 0,
+	.sqr3 = ADC_SQR3_SQ1_N(KNOCK_ADC_CH1)
 };
 
 // Not all boards have a second channel - configure it if it exists
 #if KNOCK_HAS_CH2
-static const ADCConversionGroup adcConvGroupCh2 = { FALSE, 1, &completionCallback, &errorCallback,
-	0,
-	ADC_CR2_SWSTART,
-	// sample times for channels 10...18
-	smpr1,
-	// sample times for channels 0...9
-	smpr2,
-
-	0,	// htr
-	0,	// ltr
-
-	0,	// sqr1
-	0,	// sqr2
-	ADC_SQR3_SQ1_N(KNOCK_ADC_CH2)
+static const ADCConversionGroup adcConvGroupCh2 = {
+    .circular = FALSE,
+   	.num_channels = 1,
+   	.end_cb = &completionCallback,
+   	.error_cb = &errorCallback,
+   	.cr1 = 0,
+   	.cr2 = ADC_CR2_SWSTART,
+   	// sample times for channels 10...18
+   	.smpr1 = smpr1,
+  	// sample times for channels 0...9
+   	.smpr2 = smpr2,
+
+    .htr = 0,
+    .ltr = 0,
+
+    .sqr1 = 0,
+    .sqr2 = 0,
+    .sqr3 = ADC_SQR3_SQ1_N(KNOCK_ADC_CH2)
 };
 #endif // KNOCK_HAS_CH2