diff --git a/arch/arm/src/armv7-r/arm_head.S b/arch/arm/src/armv7-r/arm_head.S
index 428b0b2d3d1..149fbcf9213 100644
--- a/arch/arm/src/armv7-r/arm_head.S
+++ b/arch/arm/src/armv7-r/arm_head.S
@@ -161,6 +161,7 @@ __cpu0_start:
 	/* Set up the stack pointer and clear the frame pointer. */
 
 	ldr		sp, .Lstackpointer
+	bic		sp, sp, #7			/* Get the stack pointer with 8-byte alignment */
 	mov		fp, #0
 
 	/* Invalidate caches and TLBs.