diff --git a/plat/nvidia/tegra/common/tegra_pm.c b/plat/nvidia/tegra/common/tegra_pm.c
index ca49dab..389346f 100644
--- a/plat/nvidia/tegra/common/tegra_pm.c
+++ b/plat/nvidia/tegra/common/tegra_pm.c
@@ -203,6 +203,12 @@
 		plat_params = bl31_get_plat_params();
 		tegra_memctrl_tzdram_setup(plat_params->tzdram_base,
 			plat_params->tzdram_size);
+
+		/*
+		 * Set up the TZRAM memory aperture to allow only secure world
+		 * access
+		 */
+		tegra_memctrl_tzram_setup(TEGRA_TZRAM_BASE, TEGRA_TZRAM_SIZE);
 	}
 
 	/*