diff --git a/a1/program.c b/a1/program.c
index c8bb8ea..3f29499 100644
--- a/a1/program.c
+++ b/a1/program.c
@@ -35,9 +35,9 @@ int main()
         }
         else if (ch == ')' || ch == '}' || ch == ']' || ch == '>')
         {
-            if (top == 0)
+            if (top == -1)
             {
-                printf("Crossed bracket %c in %d, expected opening bracket\n", ch, i);
+                printf("Unexpected closing bracket %c in %d\n", ch, i);
                 return 0;
             }
             else if (!isMatchingPair(stack[top], ch))