diff --git a/src/systemc/ext/tlm_utils/peq_with_cb_and_phase.h b/src/systemc/ext/tlm_utils/peq_with_cb_and_phase.h
index 5d87e8b0bc..863e1f75e0 100644
--- a/src/systemc/ext/tlm_utils/peq_with_cb_and_phase.h
+++ b/src/systemc/ext/tlm_utils/peq_with_cb_and_phase.h
@@ -27,6 +27,7 @@
 #include "../core/sc_spawn.hh"
 #include "../core/sc_time.hh"
 #include "../dt/int/sc_nbdefs.hh"
+#include "../tlm_core/2/interfaces/fw_bw_ifs.hh"
 
 namespace tlm_utils
 {
diff --git a/src/systemc/ext/tlm_utils/simple_initiator_socket.h b/src/systemc/ext/tlm_utils/simple_initiator_socket.h
index 6b1dbbf0d6..d672747549 100644
--- a/src/systemc/ext/tlm_utils/simple_initiator_socket.h
+++ b/src/systemc/ext/tlm_utils/simple_initiator_socket.h
@@ -25,6 +25,7 @@
 #include "../tlm_core/2/generic_payload/gp.hh"
 #include "../tlm_core/2/interfaces/fw_bw_ifs.hh"
 #include "../tlm_core/2/sockets/initiator_socket.hh"
+#include "../tlm_core/2/sockets/target_socket.hh"
 #include "../utils/sc_report_handler.hh"
 #include "convenience_socket_bases.h"
 
diff --git a/src/systemc/ext/tlm_utils/simple_target_socket.h b/src/systemc/ext/tlm_utils/simple_target_socket.h
index 617ef7c80a..ce377475ed 100644
--- a/src/systemc/ext/tlm_utils/simple_target_socket.h
+++ b/src/systemc/ext/tlm_utils/simple_target_socket.h
@@ -23,8 +23,10 @@
 #include "../core/sc_event.hh"
 #include "../core/sc_module.hh"
 #include "../core/sc_port.hh"
+#include "../core/sc_spawn.hh"
 #include "../tlm_core/2/generic_payload/gp.hh"
 #include "../tlm_core/2/interfaces/fw_bw_ifs.hh"
+#include "../tlm_core/2/sockets/initiator_socket.hh"
 #include "../tlm_core/2/sockets/target_socket.hh"
 #include "../utils/sc_report_handler.hh"
 #include "convenience_socket_bases.h"