diff --git a/arch/arm/src/imxrt/imxrt_allocateheap.c b/arch/arm/src/imxrt/imxrt_allocateheap.c
index 4b7caa4049c..8ad9ed5a4b9 100644
--- a/arch/arm/src/imxrt/imxrt_allocateheap.c
+++ b/arch/arm/src/imxrt/imxrt_allocateheap.c
@@ -385,6 +385,7 @@ void up_allocate_kheap(void **heap_start, size_t *heap_size)
                     CONFIG_MM_KERNEL_HEAPSIZE;
   size_t    usize = PRIMARY_RAM_END - ubase;
   int       log2;
+
   DEBUGASSERT(ubase < (uintptr_t)PRIMARY_RAM_END);
 
   /* Adjust that size to account for MPU alignment requirements.