diff --git a/setup.py b/setup.py
index 5e6fce8..972ca0d 100755
--- a/setup.py
+++ b/setup.py
@@ -16,7 +16,7 @@
     },
     description="This is submit50, with which you can submit solutions to problems for CS50.",
     long_description="This is submit50, with which you can submit solutions to problems for CS50.",
-    install_requires=["lib50>=3,<4", "packaging", "requests>=2.19", "setuptools", "termcolor>=1.1"],
+    install_requires=["lib50>=3,<4", "packaging", "pytz", "requests>=2.19", "setuptools", "termcolor>=1.1"],
     keywords=["submit", "submit50"],
     name="submit50",
     python_requires=">=3.6",
@@ -26,6 +26,6 @@
     entry_points={
         "console_scripts": ["submit50=submit50.__main__:main"]
     },
-    version="3.1.5",
+    version="3.2.0",
     include_package_data=True
 )
diff --git a/submit50/__main__.py b/submit50/__main__.py
index d1538ce..51e1a6a 100755
--- a/submit50/__main__.py
+++ b/submit50/__main__.py
@@ -16,6 +16,8 @@
 
 from importlib.resources import files
 from packaging import version
+from datetime import datetime
+from pytz import timezone
 from . import __version__, CONFIG_LOADER
 
 # Internationalization
@@ -137,7 +139,7 @@ def prompt(honesty, included, excluded):
         # Show default message
         if honesty == True:
             honesty_question = _(
-                "Keeping in mind the course's policy on academic honesty, "
+                "Keeping in mind the course's policy on academic honesty, including its restrictions on AI use, "
                 "are you sure you want to submit these files (yes/no)? "
             )
         # If a custom message is configured, show that instead
@@ -162,6 +164,26 @@ def prompt(honesty, included, excluded):
     return True
 
 
+def check_slug_year(slug):
+    """Warn if the slug is for previous year's CS50x course."""
+
+    # extract the year from the slug
+    try:
+        year = re.search(r"cs50/problems/(\d{4})/x", slug)
+        if year and int(year.group(1)) < int(datetime.now(timezone("US/Eastern")).year):
+            suggested_slug = re.sub(r"cs50/problems/\d{4}/x", f"cs50/problems/{datetime.now(timezone('US/Eastern')).year}/x", slug)
+            cprint(_("You are submitting to a previous year's CS50x course. Your submission will not be counted towards this year's course."), "yellow")
+            cprint(_("If you are looking to submit to this year's course, please use the following slug:"), "yellow")
+            cprint(suggested_slug, "yellow")
+
+            # Ask if they want to continue
+            if not re.match(f"^\s*(?:{_('y|yes')})\s*$", input(_("Do you want to continue with this submission (yes/no)? ")), re.I):
+                raise Error(_("User aborted submission."))
+            
+    except ValueError:
+        pass
+
+
 def excepthook(type, value, tb):
     """Report an exception."""
     if (issubclass(type, Error) or issubclass(type, lib50.Error)) and str(value):
@@ -223,7 +245,8 @@ def main():
 
     check_announcements()
     check_version()
-
+    check_slug_year(args.slug)
+    
     user_name, commit_hash, message = lib50.push("submit50", args.slug, CONFIG_LOADER, prompt=prompt)
     print(message)
 
diff --git a/submit50/locale/es/LC_MESSAGES/submit50.po b/submit50/locale/es/LC_MESSAGES/submit50.po
index 6711cb5..5e4e587 100644
--- a/submit50/locale/es/LC_MESSAGES/submit50.po
+++ b/submit50/locale/es/LC_MESSAGES/submit50.po
@@ -15,11 +15,11 @@ msgid "Sorry, something's wrong! Let sysadmins@cs50.harvard.edu know!"
 msgstr "¡Lo siento, algo está mal! ¡Déjale saber a sysadmins@cs50.harvard.edu!"
 
 msgid ""
-"Keeping in mind the course's policy on academic honesty, are you sure you "
-"want to submit these files (yes/no)? "
+"Keeping in mind the course's policy on academic honesty, including its restrictions on AI use, "
+"are you sure you want to submit these files (yes/no)? "
 msgstr ""
-"Teniendo en cuenta la política de honestidad académica del curso, ¿estás "
-"seguro que quieres enviar estos archivos (sí/no)? "
+"Teniendo en cuenta la política de honestidad académica del curso, incluidas sus restricciones sobre el uso de IA, "
+"¿estás seguro que quieres enviar estos archivos (sí/no)? "
 
 msgid "y|yes"
 msgstr "s|s[ií]"