1 files changed, 2 insertions, 2 deletions
diff --git a/README.md b/README.md
index 3f1ecff..238d718 100644
--- a/README.md
+++ b/README.md
@@ -72,8 +72,8 @@ more visible in the list the first exercise of a group is in bold italics.
 | 4_a_2          | yes    |      | |
 | 4_a_3          | yes    |      | |
 | 4_a_4          | yes    |      | |
-| **_4_b_1_**    |        | 97   | |
-| 4_b_2          |        | 98   | |
+| **_4_b_1_**    | yes, in 4_b_2 | 97   | |
+| 4_b_2          | yes    | 98   | |
 | 4_b_3          |        |      | |
 | 4_b_4          |        |      | |
 | 4_b_5          |        |      | |