diff --git a/include/plat/arm/common/plat_arm.h b/include/plat/arm/common/plat_arm.h
index aadf58d..ed65d05 100644
--- a/include/plat/arm/common/plat_arm.h
+++ b/include/plat/arm/common/plat_arm.h
@@ -170,6 +170,7 @@
 void arm_bl31_early_platform_setup(bl31_params_t *from_bl2,
 				void *plat_params_from_bl2);
 void arm_bl31_platform_setup(void);
+void arm_bl31_plat_runtime_setup(void);
 void arm_bl31_plat_arch_setup(void);
 
 /* TSP utility functions */