diff --git a/api/query.proto b/api/query.proto
index 720055b..ea7bf18 100644
--- a/api/query.proto
+++ b/api/query.proto
@@ -15,7 +15,7 @@ message ImpedanceQuery {
 }
 
 message SelfTestQuery {
-  repeated uint32 electrode_ids = 1;
+  repeated uint32 peripheral_id = 1;
 }
 
 message ImpedanceMeasurement {