diff --git a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7988.dtsi b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7988.dtsi
index 20808bd..e097cda 100644
--- a/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7988.dtsi
+++ b/target/linux/mediatek/files-5.4/arch/arm64/boot/dts/mediatek/mt7988.dtsi
@@ -460,16 +460,16 @@
 		compatible = "mediatek,mt7988-pwm";
 		reg = <0 0x10048000 0 0x1000>;
 		#pwm-cells = <2>;
-		clocks = <&system_clk>,
-			 <&system_clk>,
-			 <&system_clk>,
-			 <&system_clk>,
-			 <&system_clk>,
-			 <&system_clk>,
-			 <&system_clk>,
-			 <&system_clk>,
-			 <&system_clk>,
-			 <&system_clk>;
+		clocks = <&infracfg_ao CK_INFRA_66M_PWM_BCK>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_HCK>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_CK1>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_CK2>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_CK3>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_CK4>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_CK5>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_CK6>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_CK7>,
+			 <&infracfg_ao CK_INFRA_66M_PWM_CK8>;
 		clock-names = "top", "main", "pwm1", "pwm2", "pwm3",
 			      "pwm4","pwm5","pwm6","pwm7","pwm8";
 		status = "disabled";