diff --git a/lms/pshell.py b/lms/pshell.py
index 73db1f8d65..14f0a7f32e 100644
--- a/lms/pshell.py
+++ b/lms/pshell.py
@@ -1,3 +1,4 @@
+# type: ignore
 import os
 import sys
 from contextlib import suppress
diff --git a/lms/services/hubspot/service.py b/lms/services/hubspot/service.py
index b3f137e128..168d1346c8 100644
--- a/lms/services/hubspot/service.py
+++ b/lms/services/hubspot/service.py
@@ -87,4 +87,4 @@ def date_or_timestamp(value: str | int | None) -> str | None:
         return datetime.fromtimestamp(int(value) / 1000).strftime("%Y-%m-%d")
     except ValueError:
         # Date is already formatted, return it verbatim
-        return value
+        return str(value)
diff --git a/lms/services/lti_role_service.py b/lms/services/lti_role_service.py
index a674fcbf04..f6008bfba9 100644
--- a/lms/services/lti_role_service.py
+++ b/lms/services/lti_role_service.py
@@ -41,7 +41,7 @@ def get_roles_for_application_instance(
         self, ai: ApplicationInstance, roles: list[LTIRole]
     ) -> list[Role]:
         self._db.flush()  # Make sure roles have IDs
-        overrides = self._db.execute(  # type: ignore
+        overrides = self._db.execute(
             select(
                 LTIRole.value.label("value"),
                 func.coalesce(LTIRoleOverride.type, LTIRole.type).label("type"),