diff --git a/src/system.cpp b/src/system.cpp
index 897d48506..4b4c07aec 100644
--- a/src/system.cpp
+++ b/src/system.cpp
@@ -19,6 +19,8 @@
 #include "system.h"
 #include "emsesp.h" // for send_raw_telegram() command
 
+#include "version.h" // version of EMS-ESP
+
 MAKE_PSTR_WORD(syslog)
 MAKE_PSTR_WORD(mark)
 MAKE_PSTR_WORD(level)