diff --git a/libraries/github.py b/libraries/github.py
index 26e957a7..f8c37e21 100644
--- a/libraries/github.py
+++ b/libraries/github.py
@@ -130,7 +130,9 @@ def get_commits(
                 all_commits.extend(page)
 
         except Exception as e:
-            self.logger.exception("get_all_commits_failed", repo=repo_slug, msg=str(e))
+            self.logger.exception(
+                "get_all_commits_failed", repo=repo_slug, exc_msg=str(e)
+            )
             return []
 
         return all_commits
@@ -617,7 +619,7 @@ def get_library_list(self, gitmodules=None):
 
         return libraries
 
-    def update_libraries(self):
+    def update_libraries(self, since: datetime = None, until: datetime = None):
         """Update all libraries with the metadata"""
         raw_gitmodules = self.client.get_gitmodules()
         gitmodules = self.parser.parse_gitmodules(raw_gitmodules.decode("utf-8"))
@@ -633,10 +635,7 @@ def update_libraries(self):
                 continue
             self.update_categories(obj, categories=lib["category"])
             self.update_authors(obj, authors=lib["authors"])
-            self.update_monthly_commit_counts(obj)
-            self.update_issues(obj)
-            self.update_prs(obj)
-
+            self.update_monthly_commit_counts(obj, since=since, until=until)
             if not obj.first_github_tag_date:
                 self.update_first_github_tag_date(obj)
 
diff --git a/libraries/tasks.py b/libraries/tasks.py
index 771d1952..b496039b 100644
--- a/libraries/tasks.py
+++ b/libraries/tasks.py
@@ -4,6 +4,7 @@
 
 from config.celery import app
 from libraries.github import LibraryUpdater
+from libraries.utils import get_first_last_day_last_month
 
 
 logger = structlog.getLogger(__name__)
@@ -28,7 +29,8 @@ def update_libraries():
     from GitHub.
 
     """
+    since, until = get_first_last_day_last_month()
     updater = LibraryUpdater()
-    updater.update_libraries()
+    updater.update_libraries(since=since, until=until)
 
     logger.info("libraries_tasks_update_libraries_finished")
diff --git a/libraries/tests/test_utils.py b/libraries/tests/test_utils.py
index 1ee8e87f..a374c130 100644
--- a/libraries/tests/test_utils.py
+++ b/libraries/tests/test_utils.py
@@ -1,4 +1,4 @@
-from datetime import datetime, timedelta
+from datetime import datetime
 from dateutil.relativedelta import relativedelta
 import os
 
@@ -37,10 +37,6 @@ def test_get_first_last_day_last_month():
     # Assert that the last day is the last day of the month
     assert (last_day + relativedelta(days=1)).day == 1
 
-    # Assert that the difference between first day and last day is within one month
-    assert (last_day - first_day) < timedelta(days=31)
-    assert (last_day - first_day) >= timedelta(days=28)
-
     # Assert that both dates are less than today's date
     assert first_day < datetime.now()
     assert last_day < datetime.now()