diff --git a/target/linux/ipq40xx/files/arch/arm/boot/dts/qcom-ipq4019-fritzbox-7530.dts b/target/linux/ipq40xx/files/arch/arm/boot/dts/qcom-ipq4019-fritzbox-7530.dts
index a0ceb299b49..71166231a90 100644
--- a/target/linux/ipq40xx/files/arch/arm/boot/dts/qcom-ipq4019-fritzbox-7530.dts
+++ b/target/linux/ipq40xx/files/arch/arm/boot/dts/qcom-ipq4019-fritzbox-7530.dts
@@ -9,6 +9,10 @@
 	model = "AVM FRITZ!Box 7530";
 	compatible = "avm,fritzbox-7530";
 
+	chosen {
+		bootargs-append = " coherent_pool=4M";
+	};
+
 	aliases {
 		led-boot = &power_green;
 		led-failsafe = &info_red;