diff --git a/data/seaice-daily-north.csv b/data/seaice-daily-north.csv
index 20fa30e..5acc601 100644
--- a/data/seaice-daily-north.csv
+++ b/data/seaice-daily-north.csv
@@ -14856,3 +14856,4 @@ north,2024-02-05,35,14.315
 north,2024-02-06,36,14.396
 north,2024-02-07,37,14.312
 north,2024-02-08,38,14.308
+north,2024-02-09,39,14.449
diff --git a/data/seaice-daily-south.csv b/data/seaice-daily-south.csv
index 3d41c9e..80e535f 100644
--- a/data/seaice-daily-south.csv
+++ b/data/seaice-daily-south.csv
@@ -14856,3 +14856,4 @@ south,2024-02-05,35,2.338
 south,2024-02-06,36,2.25
 south,2024-02-07,37,2.203
 south,2024-02-08,38,2.2
+south,2024-02-09,39,2.147
diff --git a/data/seaice-thisyear-north.csv b/data/seaice-thisyear-north.csv
index 7e8e36a..d08dccb 100644
--- a/data/seaice-thisyear-north.csv
+++ b/data/seaice-thisyear-north.csv
@@ -38,3 +38,4 @@ north,2024-02-05,35,14.315
 north,2024-02-06,36,14.396
 north,2024-02-07,37,14.312
 north,2024-02-08,38,14.308
+north,2024-02-09,39,14.449
diff --git a/data/seaice-thisyear-south.csv b/data/seaice-thisyear-south.csv
index e5b64cb..4465a19 100644
--- a/data/seaice-thisyear-south.csv
+++ b/data/seaice-thisyear-south.csv
@@ -38,3 +38,4 @@ south,2024-02-05,35,2.338
 south,2024-02-06,36,2.25
 south,2024-02-07,37,2.203
 south,2024-02-08,38,2.2
+south,2024-02-09,39,2.147