diff --git a/linux/obc/PtmeAxiConfig.cpp b/linux/obc/PtmeAxiConfig.cpp
index fdf810de..3750b831 100644
--- a/linux/obc/PtmeAxiConfig.cpp
+++ b/linux/obc/PtmeAxiConfig.cpp
@@ -3,7 +3,7 @@
 #include "fsfw_hal/linux/uio/UioMapper.h"
 
 PtmeAxiConfig::PtmeAxiConfig(object_id_t objectId, std::string configAxiUio, int mapNum) :
-        SystemObject(objectId), configAxiUio(configAxiUio) {
+        SystemObject(objectId), configAxiUio(configAxiUio), mapNum(mapNum) {
     mutex = MutexFactory::instance()->createMutex();
     if (mutex == nullptr) {
         sif::warning << "Failed to create mutex" << std::endl;