diff --git a/package/firmware/ipq-wifi/board-p2w_r619ac.qca4019 b/package/firmware/ipq-wifi/board-p2w_r619ac.qca4019
index 0ebe28575f1..00ea1d92e93 100644
Binary files a/package/firmware/ipq-wifi/board-p2w_r619ac.qca4019 and b/package/firmware/ipq-wifi/board-p2w_r619ac.qca4019 differ
diff --git a/target/linux/ipq40xx/files/arch/arm/boot/dts/qcom-ipq4019-r619ac.dtsi b/target/linux/ipq40xx/files/arch/arm/boot/dts/qcom-ipq4019-r619ac.dtsi
index 33be77ec36e..87e0d103b71 100644
--- a/target/linux/ipq40xx/files/arch/arm/boot/dts/qcom-ipq4019-r619ac.dtsi
+++ b/target/linux/ipq40xx/files/arch/arm/boot/dts/qcom-ipq4019-r619ac.dtsi
@@ -353,12 +353,12 @@
 	status = "okay";
 	nvmem-cell-names = "pre-calibration";
 	nvmem-cells = <&precal_art_1000>;
-	qcom,ath10k-calibration-variant = "P&W R619AC";
+	qcom,ath10k-calibration-variant = "P&W-R619AC";
 };
 
 &wifi1 {
 	status = "okay";
 	nvmem-cell-names = "pre-calibration";
 	nvmem-cells = <&precal_art_5000>;
-	qcom,ath10k-calibration-variant = "P&W R619AC";
+	qcom,ath10k-calibration-variant = "P&W-R619AC";
 };