diff --git a/driver/mdriver.c b/driver/mdriver.c
index a78ecd376abe828c9c385982b11ea705c47d1cfb..94465ec6276545081c09be04c5920a77560ec69c 100644
--- a/driver/mdriver.c
+++ b/driver/mdriver.c
@@ -445,7 +445,7 @@ int main(int argc, char **argv)
 		if (perfscore <= 0) {
 		    perfscore = 0;
 		}
-		printf("Score = %.0f/60\n", 60.0*(perfscore)/(100.0 - BUMP));
+		printf("Score = %.0f/60\n", 60.0*((perfscore)/(100.0 - BUMP)));
 #endif
 
 	}