diff --git a/units/adc/_adc_core.c b/units/adc/_adc_core.c
index a854e2f..bf7ef98 100644
--- a/units/adc/_adc_core.c
+++ b/units/adc/_adc_core.c
@@ -33,7 +33,7 @@ void UADC_DMA_Handler(void *arg)
         // check what mode we're in
         const bool m_trigd = priv->opmode == ADC_OPMODE_TRIGD;
         const bool m_stream = priv->opmode == ADC_OPMODE_STREAM;
-        const bool m_fixcpt = priv->opmode == ADC_OPMODE_FIXCAPT;
+        const bool m_fixcpt = priv->opmode == ADC_OPMODE_BLCAP;
 
         if (m_trigd || m_stream || m_fixcpt) {
             if (ht || tc) {
@@ -222,7 +222,7 @@ void UADC_StartBlockCapture(Unit *unit, uint32_t len, TF_ID frame_id)
     priv->stream_frame_id = frame_id;
     priv->stream_startpos = (uint16_t) DMA_POS(priv);
     priv->trig_stream_remain = len;
-    UADC_SwitchMode(unit, ADC_OPMODE_FIXCAPT);
+    UADC_SwitchMode(unit, ADC_OPMODE_BLCAP);
 }
 
 /** Start stream */
@@ -333,7 +333,7 @@ void UADC_SwitchMode(Unit *unit, enum uadc_opmode new_mode)
     }
     else if (new_mode == ADC_OPMODE_TRIGD ||
         new_mode == ADC_OPMODE_STREAM ||
-        new_mode == ADC_OPMODE_FIXCAPT) {
+        new_mode == ADC_OPMODE_BLCAP) {
 
         dbg("ADC switch -> TRIG'D / STREAM / BLOCK");
         assert_param(priv->opmode == ADC_OPMODE_ARMED || priv->opmode == ADC_OPMODE_IDLE);
diff --git a/units/adc/_adc_internal.h b/units/adc/_adc_internal.h
index a00edc3..b212739 100644
--- a/units/adc/_adc_internal.h
+++ b/units/adc/_adc_internal.h
@@ -17,7 +17,7 @@ enum uadc_opmode {
     ADC_OPMODE_REARM_PENDING, //!< Idle, waiting for the next sample to re-arm (auto trigger).
     ADC_OPMODE_ARMED,  //!< Armed for a trigger. Direct access and averaging are disabled.
     ADC_OPMODE_TRIGD,  //!< Triggered, sending pre-trigger and streaming captured data.
-    ADC_OPMODE_FIXCAPT,//!< Capture of fixed length without a trigger
+    ADC_OPMODE_BLCAP,//!< Capture of fixed length without a trigger
     ADC_OPMODE_STREAM, //!< Unlimited capture
 };
 
diff --git a/units/adc/unit_adc.c b/units/adc/unit_adc.c
index d44d933..51dee51 100644
--- a/units/adc/unit_adc.c
+++ b/units/adc/unit_adc.c
@@ -227,7 +227,7 @@ static error_t UADC_handleRequest(Unit *unit, TF_ID frame_id, uint8_t command, P
                 priv->auto_rearm = false;
                 UADC_SwitchMode(unit, ADC_OPMODE_IDLE);
 
-                if (old_opmode == ADC_OPMODE_FIXCAPT ||
+                if (old_opmode == ADC_OPMODE_BLCAP ||
                     old_opmode == ADC_OPMODE_STREAM ||
                     old_opmode == ADC_OPMODE_TRIGD) {
                     UADC_ReportEndOfStream(unit);