diff --git a/prompting/__init__.py b/prompting/__init__.py
index fb670e33e..476009f42 100644
--- a/prompting/__init__.py
+++ b/prompting/__init__.py
@@ -16,7 +16,7 @@
 # DEALINGS IN THE SOFTWARE.
 
 # Define the version of the template module.
-__version__ = "2.3.0"
+__version__ = "2.3.1"
 version_split = __version__.split(".")
 __spec_version__ = (
     (10000 * int(version_split[0]))
diff --git a/prompting/rewards/date.py b/prompting/rewards/date.py
index 9cc3bf525..9fcb5bc1e 100644
--- a/prompting/rewards/date.py
+++ b/prompting/rewards/date.py
@@ -28,7 +28,7 @@ def date_diff(self, ref_date: tuple, comp_date: tuple) -> int:
             # Extract the last 3-4 digits from the completion date using a regex pattern that would detect 3 or 4 digit years 
             comp_year = re.findall(r'\b\d{3,4}\b', comp_date)
             if comp_year:
-                return abs(int(ref_date) - int(comp_year[0])*365)
+                return abs(int(ref_date) - int(comp_year[0]))*365
             else:
                 return DATE_NOT_FOUND_CODE
         # If the reference date is not only a year, take the difference between the two dates