diff --git a/tests/drivers/build_all/gpio/efinix_sapphire.overlay b/tests/drivers/build_all/gpio/efinix_sapphire.overlay
index bfa659c94ab..0be1e3e525a 100644
--- a/tests/drivers/build_all/gpio/efinix_sapphire.overlay
+++ b/tests/drivers/build_all/gpio/efinix_sapphire.overlay
@@ -14,7 +14,7 @@
 			gpio-controller;
 			reg = <0xdeadbeef 0x1000>;
 			#gpio-cells = <0x2>;
-            ngpios = <4>;
+			ngpios = <4>;
 			status = "okay";
 		};
     };