diff --git a/plat/arm/board/fvp/platform.mk b/plat/arm/board/fvp/platform.mk
index ed41d4c..2b1e0ac 100644
--- a/plat/arm/board/fvp/platform.mk
+++ b/plat/arm/board/fvp/platform.mk
@@ -116,7 +116,8 @@
 				lib/cpus/aarch64/cortex_a73.S			\
 				lib/cpus/aarch64/cortex_a75.S			\
 				lib/cpus/aarch64/cortex_a76.S			\
-				lib/cpus/aarch64/cortex_ares.S
+				lib/cpus/aarch64/cortex_ares.S			\
+				lib/cpus/aarch64/cortex_deimos.S
 else
 FVP_CPU_LIBS		+=	lib/cpus/aarch32/cortex_a32.S
 endif