diff --git a/src/rig/RigThread.cpp b/src/rig/RigThread.cpp
index bd21c3d..f266cdd 100644
--- a/src/rig/RigThread.cpp
+++ b/src/rig/RigThread.cpp
@@ -112,7 +112,7 @@ void RigThread::run() {
     std::cout << "Rig thread starting." << std::endl;
 
     rig = rig_init(rigModel);
-	strncpy(rig->state.rigport.pathname, rigFile.c_str(), HAMLIB_FILPATHLEN - 1);
+	strncpy(rig->state.rigport.pathname, rigFile.c_str(), FILPATHLEN - 1);
 	rig->state.rigport.parm.serial.rate = serialRate;
 	retcode = rig_open(rig);
     
@@ -271,4 +271,4 @@ bool RigThread::getErrorState() {
 
 std::string RigThread::getErrorMessage() {
     return errorMessage;
-}
\ No newline at end of file
+}