diff --git a/target/linux/bmips/dts/bcm6328-dlink-dsl-2750b-b1.dts b/target/linux/bmips/dts/bcm6328-dlink-dsl-2750b-b1.dts
index e4806c0a9ad..970182629d6 100644
--- a/target/linux/bmips/dts/bcm6328-dlink-dsl-2750b-b1.dts
+++ b/target/linux/bmips/dts/bcm6328-dlink-dsl-2750b-b1.dts
@@ -180,7 +180,7 @@
 					#size-cells = <1>;
 
 					cal_data_1000: calibration@1000 {
-						reg = <0x1000 0x440>;
+						reg = <0x1000 0x3d8>;
 					};
 				};
 			};