diff --git a/meta-digi-dey/recipes-digi/dey-examples/files/adc_sample/adc_sample.c b/meta-digi-dey/recipes-digi/dey-examples/files/adc_sample/adc_sample.c
index 1dc8ebbab..6848db0d2 100644
--- a/meta-digi-dey/recipes-digi/dey-examples/files/adc_sample/adc_sample.c
+++ b/meta-digi-dey/recipes-digi/dey-examples/files/adc_sample/adc_sample.c
@@ -196,7 +196,7 @@ int main(int argc, char **argv)
 	int ret, opt, i;
 
 	if (argc <= 2) {
-		show_usage(0);
+		show_usage(1);
 		return EXIT_FAILURE;
 	}