diff --git a/setup.py b/setup.py
index 97d50673..7a704be7 100644
--- a/setup.py
+++ b/setup.py
@@ -32,7 +32,7 @@
         "pandas>=0.25.2",
         "requests==2.22.0",
         "statsmodels==0.12.2",
-        "tqdm==4.38.0",
+        "tqdm==4.38.0"
     ],
     extras_require={
         "tests": [
@@ -42,6 +42,7 @@
             "pre-commit==1.20.0",
             "pytest==5.2.4",
             "pydoc-markdown==2.0.5",
+            "pyyaml<6.0.0",
             "six==1.12.0",
             "tabulate==0.8.7",
             "xlrd==1.2.0",
diff --git a/vortexasdk/endpoints/cargo_timeseries.py b/vortexasdk/endpoints/cargo_timeseries.py
index 6299dce1..27477de9 100644
--- a/vortexasdk/endpoints/cargo_timeseries.py
+++ b/vortexasdk/endpoints/cargo_timeseries.py
@@ -36,6 +36,8 @@ def search(
         filter_products: Union[ID, List[ID]] = None,
         filter_vessels: Union[ID, List[ID]] = None,
         filter_vessel_classes: Union[ID, List[ID]] = None,
+        filter_vessel_age_min: int = None,
+        filter_vessel_age_max: int = None,
         filter_storage_locations: Union[ID, List[ID]] = None,
         filter_ship_to_ship_locations: Union[ID, List[ID]] = None,
         filter_waypoints: Union[ID, List[ID]] = None,
@@ -77,6 +79,10 @@ def search(
 
             filter_vessel_classes: A vessel class, or list of vessel classes to filter on.
 
+            filter_vessel_age_min: A number between 1 and 100 (representing years).
+
+            filter_vessel_age_max: A number between 1 and 100 (representing years).
+
             filter_storage_locations: A geography ID, or list of geography IDs to filter on.
 
             filter_ship_to_ship_locations: A geography ID, or list of geography IDs to filter on.
@@ -169,6 +175,8 @@ def search(
             "filter_vessel_classes": convert_to_list(
                 filter_vessel_classes
             ),
+            "filter_vessel_age_min": filter_vessel_age_min,
+            "filter_vessel_age_max": filter_vessel_age_max,
             "filter_destinations": convert_to_list(filter_destinations),
             "filter_origins": convert_to_list(filter_origins),
             "filter_storage_locations": convert_to_list(
diff --git a/vortexasdk/version.py b/vortexasdk/version.py
index a6bbdad9..a9452e07 100644
--- a/vortexasdk/version.py
+++ b/vortexasdk/version.py
@@ -1 +1 @@
-__version__ = "0.31.3"
+__version__ = "0.31.4"