diff --git a/C5/ex4.c b/C5/ex4.c
index 207f22b..d5c7cb8 100644
--- a/C5/ex4.c
+++ b/C5/ex4.c
@@ -6,6 +6,6 @@ int main() {
 	printf("Enter radius: ");
 	scanf("%f", &r);
 
-	printf("Area of circle: %f\n", M_PI*r*r);
+	printf("Area of sphere: %f\n", 4.0*M_PI*r*r);
 	printf("Volume of sphere: %f\n", M_PI*r*r*r*4.0/3.0);
 }