diff --git a/server.c b/server.c
index fcb586d..3ac5a3d 100644
--- a/server.c
+++ b/server.c
@@ -202,7 +202,7 @@ static void parse(int argc, char *argv[])
 	int countLength3 = 0;
 	int countLength4 = 0;
 
-	for (int i = 0; i < sizeof(ships)/sizeof(struct Ship); i++) {
+	for (int i = 0; i < 6; i++) {
 		if (ships[i]->shipsize == 2) {
 			countLength2++;
 		} else if (ships[i]->shipsize == 3) {
@@ -216,9 +216,9 @@ static void parse(int argc, char *argv[])
 		}
 	}
 
-	if (countLength2 != SHIP_CNT_LEN2 ||
-	    countLength3 != SHIP_CNT_LEN3 ||
-            countLength4 != SHIP_CNT_LEN4) {
+	if ((countLength2 != SHIP_CNT_LEN2) ||
+	    (countLength3 != SHIP_CNT_LEN3) ||
+            (countLength4 != SHIP_CNT_LEN4)) {
 		fprintf(stderr, "[%s]: There must be exactly 2 ships of length 2, 3 ships of length 3 and 1 ship of length 4!\n", pname);
 		cleanup();
 		usage();