diff --git a/src/target/adiv5.c b/src/target/adiv5.c
index af6251a..961af57 100644
--- a/src/target/adiv5.c
+++ b/src/target/adiv5.c
@@ -294,9 +294,10 @@ static uint32_t adiv5_mem_read32(ADIv5_AP_t *ap, uint32_t addr)
 static uint32_t adiv5_ap_read_id(ADIv5_AP_t *ap, uint32_t addr)
 {
 	uint32_t res = 0;
+	uint8_t data[16];
+	adiv5_mem_read(ap, data, addr, sizeof(data));
 	for (int i = 0; i < 4; i++) {
-		uint32_t x = adiv5_mem_read32(ap, addr + 4 * i);
-		res |= (x & 0xff) << (i * 8);
+		res |= (data[4 * i] << (i * 8));
 	}
 	return res;
 }