diff --git a/cpukit/score/src/isr.c b/cpukit/score/src/isr.c
index a58b0fa736..e7ad33b473 100644
--- a/cpukit/score/src/isr.c
+++ b/cpukit/score/src/isr.c
@@ -19,6 +19,7 @@
 #endif
 
 #include <rtems/system.h>
+#include <rtems/score/address.h>
 #include <rtems/score/isr.h>
 #include <rtems/score/stack.h>
 #include <rtems/score/interr.h>
diff --git a/cpukit/score/src/percpu.c b/cpukit/score/src/percpu.c
index f755335b78..74056a7289 100644
--- a/cpukit/score/src/percpu.c
+++ b/cpukit/score/src/percpu.c
@@ -19,6 +19,7 @@
 #endif
 
 #include <rtems/system.h>
+#include <rtems/score/address.h>
 #include <rtems/score/thread.h>
 #include <rtems/score/percpu.h>
 #include <rtems/score/wkspace.h>