diff --git a/features/FEATURE_CLIENT/mbed-client-classic/source/m2mconnectionhandlerpimpl.cpp b/features/FEATURE_CLIENT/mbed-client-classic/source/m2mconnectionhandlerpimpl.cpp index 73135205b7..8a061b987d 100644 --- a/features/FEATURE_CLIENT/mbed-client-classic/source/m2mconnectionhandlerpimpl.cpp +++ b/features/FEATURE_CLIENT/mbed-client-classic/source/m2mconnectionhandlerpimpl.cpp @@ -27,6 +27,7 @@ #include "eventOS_scheduler.h" #include "mbed-trace/mbed_trace.h" +#include "mbed.h" #define TRACE_GROUP "mClt"