diff --git a/boot/zephyr/include/target.h b/boot/zephyr/include/target.h
index 6f85e5b..de9ecaf 100644
--- a/boot/zephyr/include/target.h
+++ b/boot/zephyr/include/target.h
@@ -6,10 +6,16 @@
 #ifndef H_TARGETS_TARGET_
 #define H_TARGETS_TARGET_
 
+/* Board-specific definitions go first, to allow maximum override. */
 #if defined(MCUBOOT_TARGET_CONFIG)
 #include MCUBOOT_TARGET_CONFIG
 #else
 #error "Board is currently not supported by bootloader"
 #endif
 
+/* SoC family configuration. */
+#if defined(CONFIG_SOC_FAMILY_NRF5)
+#include "soc_family_nrf5.h"
+#endif
+
 #endif