diff --git a/pointers.c b/pointers.c
index 61678b5..4eb2761 100644
--- a/pointers.c
+++ b/pointers.c
@@ -10,7 +10,7 @@ main() {
 	printf("*p: %d\n", *p);
 
 	const char* str = "Pointers";
-	for (char* p = str; p++; *p != 0) {
+	for (const char* p = str; *p != '\0'; p++) {
 		printf("%c", *p);
 	}
 	printf("\n");