diff --git a/a1/program.c b/a1/program.c
index 0bbee3b..af8cb6e 100644
--- a/a1/program.c
+++ b/a1/program.c
@@ -18,7 +18,7 @@ void check_brackets(const char *code) {
             stack[++top] = c;
         } else if (c == '}' || c == ']' || c == ')') {
             if (top == -1) {
-                printf("Unexpected closing bracket %c%d\n", c, i);
+                printf("Unexpected closing bracket %c in %d\n", c, i);
                 return;
             }
             if (!match(stack[top], c)) {