diff --git a/analytics/anvil-analytics-catalog/catalog-analytics.ipynb b/analytics/anvil-analytics-catalog/catalog-analytics.ipynb
index 14c2270a5..411b3ef0b 100644
--- a/analytics/anvil-analytics-catalog/catalog-analytics.ipynb
+++ b/analytics/anvil-analytics-catalog/catalog-analytics.ipynb
@@ -13,9 +13,9 @@
     ":class: analytics-logo\n",
     "```\n",
     "\n",
-    "# AnVIL Dataset Catalog User Analytics - November vs October 2023\n",
+    "# AnVIL Dataset Catalog User Analytics - December vs November 2023\n",
     "\n",
-    "This section displays metrics collected from Google Analytics for the AnVIL Dataset Catalog at https://anvilproject.org/data and compares November 2023 with the previous month (October 2023). The generation of this report is now coded in Jupyter notebooks and can be rerun easily and modified or consolidated as desired.\n",
+    "This section displays metrics collected from Google Analytics for the AnVIL Dataset Catalog at https://anvilproject.org/data and compares December 2023 with the previous month (November 2023). The generation of this report is now coded in Jupyter notebooks and can be rerun easily and modified or consolidated as desired.\n",
     "\n",
     "### Key to tables\n",
     "\n",
@@ -100,8 +100,8 @@
     "GA_PROPERTY_CATALOG = \"368661710\" # AnVIL Dataset Catalog - GA4\n",
     "ANALYTICS_START = \"2021-01-01\"\n",
     "TODAY = 'today'\n",
-    "PERIOD = \"2023-11\"\n",
-    "PREV_PERIOD = \"2023-10\"\n",
+    "PERIOD = \"2023-12\"\n",
+    "PREV_PERIOD = \"2023-11\"\n",
     "\n",
     "GA3_END = \"2023-04-30\"\n",
     "GA4_START = \"2023-05-01\""
diff --git a/analytics/anvil-analytics-portal/portal-analytics.ipynb b/analytics/anvil-analytics-portal/portal-analytics.ipynb
index 785f0bc70..092f066d3 100644
--- a/analytics/anvil-analytics-portal/portal-analytics.ipynb
+++ b/analytics/anvil-analytics-portal/portal-analytics.ipynb
@@ -13,9 +13,9 @@
     ":class: analytics-logo\n",
     "```\n",
     "\n",
-    "# AnVIL Portal User Analytics - November vs October 2023\n",
+    "# AnVIL Portal User Analytics - December vs November 2023\n",
     "\n",
-    "This section displays metrics collected from Google Analytics for the AnVIL Portal at https://anvilproject.org and compares November 2023 with the previous month (October 2023). The generation of this report is now coded in Jupyter notebooks and can be rerun easily and modified or consolidated as desired.\n",
+    "This section displays metrics collected from Google Analytics for the AnVIL Portal at https://anvilproject.org and compares December 2023 with the previous month (November 2023). The generation of this report is now coded in Jupyter notebooks and can be rerun easily and modified or consolidated as desired.\n",
     "\n",
     "### Key to tables\n",
     "\n",
@@ -93,8 +93,8 @@
     "EXCLUDE_PAGES_FILTER = {\"filter\": {\"fieldName\": \"audienceId\", \"numericFilter\": {\"operation\": \"EQUAL\", \"value\": {\"doubleValue\": 3}}}}\n",
     "ANALYTICS_START = \"2021-01-01\"\n",
     "TODAY = 'today'\n",
-    "PERIOD = \"2023-11\"\n",
-    "PREV_PERIOD = \"2023-10\"\n",
+    "PERIOD = \"2023-12\"\n",
+    "PREV_PERIOD = \"2023-11\"\n",
     "\n",
     "GA3_END = \"2023-06-30\"\n",
     "GA4_START = \"2023-07-01\""