diff --git a/linux/devices/startracker/ArcsecDatalinkLayer.cpp b/linux/devices/startracker/ArcsecDatalinkLayer.cpp
index c7f1144e..bc45d619 100644
--- a/linux/devices/startracker/ArcsecDatalinkLayer.cpp
+++ b/linux/devices/startracker/ArcsecDatalinkLayer.cpp
@@ -49,7 +49,7 @@ uint8_t ArcsecDatalinkLayer::getReplyFrameType() { return decodedFrame[0]; }
 
 const uint8_t* ArcsecDatalinkLayer::getReply() { return &decodedFrame[1]; }
 
-void ArcsecDatalinkLayer::encodeFrame(const uinah uint32_t length) {
+void ArcsecDatalinkLayer::encodeFrame(const uint8_t* data, uint32_t length) {
   arc_transport_encode_body(data, length, encBuffer, &encFrameSize);
 }