diff --git a/Makefile b/Makefile
index b196c44..3869e30 100644
--- a/Makefile
+++ b/Makefile
@@ -4,4 +4,7 @@ update:
 	pipenv run python sample.py
 
 
+test:
+	pipenv run pytest -n auto --cov=cpi --cov-report term-missing tests
+
 .PHONY: update
diff --git a/tests/test_input.py b/tests/test_input.py
index 529854e..cf6d44e 100644
--- a/tests/test_input.py
+++ b/tests/test_input.py
@@ -19,9 +19,9 @@
 LATEST_YEAR = 2023
 LATEST_YEAR_1950_ALL_ITEMS = 1264.323651452282
 LATEST_YEAR_1950_CUSR0000SA0 = 1264.323651452282
-LATEST_MONTH = date(2024, 7, 1)
-LATEST_MONTH_1950_ALL_ITEMS = 1338.4680851063831
-LATEST_MONTH_1950_CUSR0000SA0 = 1333.6197362824328
+LATEST_MONTH = date(2024, 9, 1)
+LATEST_MONTH_1950_ALL_ITEMS = 1341.7063829787232
+LATEST_MONTH_1950_CUSR0000SA0 = 1338.5197788175244
 
 
 def test_latest_year():