diff --git a/arch/arm/mach-msm/scm.c b/arch/arm/mach-msm/scm.c
index bafabb5..c536fd6 100644
--- a/arch/arm/mach-msm/scm.c
+++ b/arch/arm/mach-msm/scm.c
@@ -282,6 +282,9 @@
 			__asmeq("%1", "r1")
 			__asmeq("%2", "r0")
 			__asmeq("%3", "r1")
+#ifdef REQUIRES_SEC
+			".arch_extension sec\n"
+#endif
 			"smc	#0	@ switch to secure world\n"
 			: "=r" (r0), "=r" (r1)
 			: "r" (r0), "r" (r1)