diff --git a/B3.cal b/B3.cal
index 9753693..1142eb5 100644
--- a/B3.cal
+++ b/B3.cal
@@ -390,4 +390,14 @@ Sunday
 2023-11-02
 2023-11-15
 2023-12-25
-2023-12-29
\ No newline at end of file
+2023-12-29
+2024-01-01
+2024-02-12
+2024-02-13
+2024-03-29
+2024-05-01
+2024-05-30
+2024-11-15
+2024-12-24
+2024-12-25
+2024-12-31
\ No newline at end of file
diff --git a/CHANGELOG.md b/CHANGELOG.md
index d064fd7..80e8f88 100644
--- a/CHANGELOG.md
+++ b/CHANGELOG.md
@@ -1,3 +1,8 @@
+### version 1.1.0 (2023-12-12)
+
+* B3 calendar updated with 2024 dates
+* B3 calendar removed date 2023-02-22 (Issue #39)
+
 ### version 1.0.9 (2023-10-29)
 
 * Actual Calendar created