diff --git a/samples/sensor/mcux_acmp/boards/mimxrt1170_evk_cm4.overlay b/samples/sensor/mcux_acmp/boards/mimxrt1170_evk_cm4.overlay
deleted file mode 100644
index b7aa1131ec7..00000000000
--- a/samples/sensor/mcux_acmp/boards/mimxrt1170_evk_cm4.overlay
+++ /dev/null
@@ -1,22 +0,0 @@
-/*
- * Copyright 2022 NXP
- *
- * SPDX-License-Identifier: Apache-2.0
- */
-
-&pinctrl {
-	acmp1_default: acmp1_default {
-		group0 {
-			pinmux = <&iomuxc_gpio_ad_01_acmp1_in2>;
-			drive-strength = "high";
-			bias-pull-up;
-			slew-rate = "fast";
-		};
-	};
-};
-
-&acmp1 {
-	status = "okay";
-	pinctrl-0 = <&acmp1_default>;
-	pinctrl-names = "default";
-};