diff --git a/target/linux/ath79/dts/ar9342_mikrotik_routerboard-912uag-2hpnd.dts b/target/linux/ath79/dts/ar9342_mikrotik_routerboard-912uag-2hpnd.dts
index cda96494e7..f14e138026 100644
--- a/target/linux/ath79/dts/ar9342_mikrotik_routerboard-912uag-2hpnd.dts
+++ b/target/linux/ath79/dts/ar9342_mikrotik_routerboard-912uag-2hpnd.dts
@@ -52,6 +52,7 @@
 
 		partitions {
 			compatible = "fixed-partitions";
+			#address-cells = <1>;
 			#size-cells = <1>;
 
 			partition@0 {
diff --git a/target/linux/ath79/dts/qca9558_mikrotik_routerboard-92x.dtsi b/target/linux/ath79/dts/qca9558_mikrotik_routerboard-92x.dtsi
index d668259b1b..82b8c2ae56 100644
--- a/target/linux/ath79/dts/qca9558_mikrotik_routerboard-92x.dtsi
+++ b/target/linux/ath79/dts/qca9558_mikrotik_routerboard-92x.dtsi
@@ -156,6 +156,7 @@
 
 	partitions {
 		compatible = "fixed-partitions";
+		#address-cells = <1>;
 		#size-cells = <1>;
 
 		partition@0 {