diff --git a/boot/zephyr/Kconfig b/boot/zephyr/Kconfig
index b2321103e..0869ea828 100644
--- a/boot/zephyr/Kconfig
+++ b/boot/zephyr/Kconfig
@@ -565,6 +565,8 @@ config BOOT_WATCHDOG_FEED
 	imply NRFX_WDT if SOC_FAMILY_NRF
 	imply NRFX_WDT0 if SOC_FAMILY_NRF
 	imply NRFX_WDT1 if SOC_FAMILY_NRF
+	imply NRFX_WDT30 if SOC_FAMILY_NRF
+	imply NRFX_WDT31 if SOC_FAMILY_NRF
 	help
 	  Enables implementation of MCUBOOT_WATCHDOG_FEED() macro which is
 	  used to feed watchdog while doing time consuming operations.
diff --git a/boot/zephyr/include/mcuboot_config/mcuboot_config.h b/boot/zephyr/include/mcuboot_config/mcuboot_config.h
index a235e15a1..827ae8ad7 100644
--- a/boot/zephyr/include/mcuboot_config/mcuboot_config.h
+++ b/boot/zephyr/include/mcuboot_config/mcuboot_config.h
@@ -283,9 +283,21 @@
 #elif defined(CONFIG_NRFX_WDT0)
 #define MCUBOOT_WATCHDOG_FEED() \
     FEED_WDT_INST(0);
-#else /* defined(CONFIG_NRFX_WDT0) && defined(CONFIG_NRFX_WDT1) */
+#elif defined(CONFIG_NRFX_WDT30) && defined(CONFIG_NRFX_WDT31)
+#define MCUBOOT_WATCHDOG_FEED() \
+    do {                        \
+        FEED_WDT_INST(30);      \
+        FEED_WDT_INST(31);      \
+    } while (0)
+#elif defined(CONFIG_NRFX_WDT30)
+#define MCUBOOT_WATCHDOG_FEED() \
+    FEED_WDT_INST(30);
+#elif defined(CONFIG_NRFX_WDT31)
+#define MCUBOOT_WATCHDOG_FEED() \
+    FEED_WDT_INST(31);
+#else
 #error "No NRFX WDT instances enabled"
-#endif /* defined(CONFIG_NRFX_WDT0) && defined(CONFIG_NRFX_WDT1) */
+#endif
 
 #elif CONFIG_IWDG_STM32 /* CONFIG_NRFX_WDT */
 #include <zephyr/device.h>