diff --git a/DDDigi/include/DDDigi/DigiAttenuator.h b/DDDigi/include/DDDigi/DigiAttenuator.h
index b515f31fd223cb303dfe9c77fc0a6ab2e9f8ba34..3f092afd9f850ed0d5f69c562a7422d90d9674e2 100644
--- a/DDDigi/include/DDDigi/DigiAttenuator.h
+++ b/DDDigi/include/DDDigi/DigiAttenuator.h
@@ -14,6 +14,7 @@
 #define DDDIGI_DIGIATTENUATOR_H
 
 /// Framework include files
+#include "DDDigi/DigiAction.h"
 #include "DDDigi/DigiSignalProcessor.h"
 
 /// C/C++ include files
diff --git a/DDDigi/include/DDDigi/DigiStore.h b/DDDigi/include/DDDigi/DigiStore.h
index c79a8aac92d696b4ae4ed7e97d663e18e811017d..4c77f34f6bb3365da621f7c24d55aa8275850e47 100644
--- a/DDDigi/include/DDDigi/DigiStore.h
+++ b/DDDigi/include/DDDigi/DigiStore.h
@@ -14,8 +14,11 @@
 #define DDDIGI_DIGISTORE_H
 
 // Framework incloude files
+#include "DDDigi/DigiAction.h"
 #include "DDDigi/DigiData.h"
 
+#include <mutex>
+
 /// Namespace for the AIDA detector description toolkit
 namespace dd4hep {