diff --git a/daisi/src/manager/CMakeLists.txt b/daisi/src/manager/CMakeLists.txt
index 42666d50..a8e7849a 100644
--- a/daisi/src/manager/CMakeLists.txt
+++ b/daisi/src/manager/CMakeLists.txt
@@ -44,6 +44,7 @@ target_sources(daisi_manager_scenariofile_component
 target_link_libraries(daisi_manager_scenariofile_component
     INTERFACE
     yaml-cpp
+    ns3::libcore
 )
 
 add_library(daisi_manager_general_scenariofile INTERFACE)
diff --git a/daisi/src/manager/scenariofile_component.h b/daisi/src/manager/scenariofile_component.h
index 3c32f51a..78b0e895 100644
--- a/daisi/src/manager/scenariofile_component.h
+++ b/daisi/src/manager/scenariofile_component.h
@@ -22,8 +22,23 @@
 #include <optional>
 #include <variant>
 
+#include "ns3/core-module.h"
+
 #define STRING_NAME(VAR_NAME) #VAR_NAME
 #define SERIALIZE_VAR(VAR) serializeType(VAR, STRING_NAME(VAR), node);
+#define SERIALIZE_NS3_TIME(VAR)                      \
+  {                                                  \
+    std::string internal;                            \
+    serializeType(internal, STRING_NAME(VAR), node); \
+    VAR = ns3::Time(internal);                       \
+  }
+
+#define SERIALIZE_NS3_TIME_OPTIONAL(VAR)             \
+  {                                                  \
+    std::optional<std::string> internal;             \
+    serializeType(internal, STRING_NAME(VAR), node); \
+    if (internal) VAR = ns3::Time(internal.value()); \
+  }
 
 namespace daisi {