diff --git a/plat/fvp/include/platform_def.h b/plat/fvp/include/platform_def.h
index 46a9f24..98d3004 100644
--- a/plat/fvp/include/platform_def.h
+++ b/plat/fvp/include/platform_def.h
@@ -75,6 +75,8 @@
 #define PLATFORM_CORE_COUNT		(PLATFORM_CLUSTER1_CORE_COUNT + \
 						PLATFORM_CLUSTER0_CORE_COUNT)
 #define PLATFORM_MAX_CPUS_PER_CLUSTER	4
+#define PLATFORM_NUM_AFFS		(PLATFORM_CLUSTER_COUNT + \
+					 PLATFORM_CORE_COUNT)
 #define PRIMARY_CPU			0x0
 #define MAX_IO_DEVICES			3
 #define MAX_IO_HANDLES			4