diff --git a/src/toy.c b/src/toy.c
index e421ed7..4a63fb8 100644
--- a/src/toy.c
+++ b/src/toy.c
@@ -52,7 +52,7 @@ void print_architecture(void)
 "          ||OP-CODE || ADDRESS     ||  |              +--+-----+  |\n"
 "          ||(4 BIT) || (12 BIT)    ||  |                 |        |\n"
 "          |----+-----------+--------|  |                 |        |\n"
-"          +--- | --------- | -------+  +------|          |        |\n"
+"          +--- | --------- | -------+  +------+          |        |\n"
 "               |           |           |      v          v        |\n"
 "      +--------+  +--------+           |    +-+--+    +--+-+      |\n"
 "      |           |        |           |    |    +----+    |      |\n"