diff --git a/src/devices/bus/a2bus/agat7langcard.cpp b/src/devices/bus/a2bus/agat7langcard.cpp
index 6eb7bf1301e..05a8b87d3c3 100644
--- a/src/devices/bus/a2bus/agat7langcard.cpp
+++ b/src/devices/bus/a2bus/agat7langcard.cpp
@@ -8,6 +8,7 @@
 
 *********************************************************************/
 
+#include "emu.h"
 #include "agat7langcard.h"
 
 //#define VERBOSE 1
diff --git a/src/devices/bus/a2bus/agat7ports.cpp b/src/devices/bus/a2bus/agat7ports.cpp
index 8a4976dd40a..9fc1cdf9901 100644
--- a/src/devices/bus/a2bus/agat7ports.cpp
+++ b/src/devices/bus/a2bus/agat7ports.cpp
@@ -14,6 +14,7 @@
 
 *********************************************************************/
 
+#include "emu.h"
 #include "agat7ports.h"
 
 //#define VERBOSE 1
diff --git a/src/devices/bus/a2bus/agat7ram.cpp b/src/devices/bus/a2bus/agat7ram.cpp
index b7eca685dd2..ef0b7a3a335 100644
--- a/src/devices/bus/a2bus/agat7ram.cpp
+++ b/src/devices/bus/a2bus/agat7ram.cpp
@@ -8,6 +8,7 @@
 
 *********************************************************************/
 
+#include "emu.h"
 #include "agat7ram.h"
 
 //#define VERBOSE 1