diff --git a/poetry.lock b/poetry.lock
index 6a993ead..5f7e3966 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,4 +1,4 @@
-# This file is automatically @generated by Poetry 2.1.1 and should not be changed by hand.
+# This file is automatically @generated by Poetry 2.1.2 and should not be changed by hand.
 
 [[package]]
 name = "aiohappyeyeballs"
@@ -929,23 +929,24 @@ yaml = ["PyYAML (>=5.4.1)"]
 
 [[package]]
 name = "flask"
-version = "3.1.0"
+version = "3.1.1"
 description = "A simple framework for building complex web applications."
 optional = false
 python-versions = ">=3.9"
 groups = ["main"]
 files = [
-    {file = "flask-3.1.0-py3-none-any.whl", hash = "sha256:d667207822eb83f1c4b50949b1623c8fc8d51f2341d65f72e1a1815397551136"},
-    {file = "flask-3.1.0.tar.gz", hash = "sha256:5f873c5184c897c8d9d1b05df1e3d01b14910ce69607a117bd3277098a5836ac"},
+    {file = "flask-3.1.1-py3-none-any.whl", hash = "sha256:07aae2bb5eaf77993ef57e357491839f5fd9f4dc281593a81a9e4d79a24f295c"},
+    {file = "flask-3.1.1.tar.gz", hash = "sha256:284c7b8f2f58cb737f0cf1c30fd7eaf0ccfcde196099d24ecede3fc2005aa59e"},
 ]
 
 [package.dependencies]
 asgiref = {version = ">=3.2", optional = true, markers = "extra == \"async\""}
-blinker = ">=1.9"
+blinker = ">=1.9.0"
 click = ">=8.1.3"
-itsdangerous = ">=2.2"
-Jinja2 = ">=3.1.2"
-Werkzeug = ">=3.1"
+itsdangerous = ">=2.2.0"
+jinja2 = ">=3.1.2"
+markupsafe = ">=2.1.1"
+werkzeug = ">=3.1.0"
 
 [package.extras]
 async = ["asgiref (>=3.2)"]
@@ -3133,4 +3134,4 @@ propcache = ">=0.2.1"
 [metadata]
 lock-version = "2.1"
 python-versions = "^3.13"
-content-hash = "c1e2514b7c8ae6600cc0836851b3fa2b4b682a32b61159ce2c5c951fdadc2e57"
+content-hash = "dfb17c7d1a45486728256905fef6d69687876aeb0928c4928b291567d351e559"
diff --git a/pyproject.toml b/pyproject.toml
index ef5ee060..49f903c5 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -21,7 +21,7 @@ build-backend = "poetry.core.masonry.api"
 
 [tool.poetry.dependencies]
 python = "^3.13"
-flask = {extras = ["async"], version = "^3.1.0"}
+flask = {extras = ["async"], version = "^3.1.1"}
 httpx = "^0.28.1"
 yarl = "^1.18.3"
 pydantic = "^2.10.6"
diff --git a/tests/unit/services/calculators/test_eligibility_calculator.py b/tests/unit/services/calculators/test_eligibility_calculator.py
index adccfd9d..3d4c085b 100644
--- a/tests/unit/services/calculators/test_eligibility_calculator.py
+++ b/tests/unit/services/calculators/test_eligibility_calculator.py
@@ -622,10 +622,11 @@ def test_base_eligible_and_icb_example(
 @pytest.mark.parametrize(
     ("last_successful_date", "expected_status", "test_comment"),
     [
-        ("20240101", Status.not_actionable, "last_successful_date is a past date"),
+        ("20240601", Status.not_actionable, "last_successful_date is a past date"),
         ("20250101", Status.not_actionable, "last_successful_date is today"),
         # Below is a non-ideal situation (might be due to a data entry error), so considered as actionable.
         ("20260101", Status.actionable, "last_successful_date is a future date"),
+        ("20230601", Status.actionable, "last_successful_date is a long past"),
         ("", Status.actionable, "last_successful_date is empty"),
         (None, Status.actionable, "last_successful_date is none"),
     ],
@@ -658,14 +659,28 @@ def test_not_actionable_status_on_target_when_last_successful_date_lte_today(
                     iteration_rules=[
                         rule_builder.IterationRuleFactory.build(
                             type=rules.RuleType.suppression,
-                            name=rules.RuleName("You have already been vaccinated against RSV"),
-                            description=rules.RuleDescription("Exclude anyone Completed RSV Vaccination"),
+                            name=rules.RuleName("You have already been vaccinated against RSV in the last year"),
+                            description=rules.RuleDescription(
+                                "Exclude anyone Completed RSV Vaccination in the last year"
+                            ),
+                            priority=10,
+                            operator=rules.RuleOperator.day_gte,
+                            attribute_level=rules.RuleAttributeLevel.TARGET,
+                            attribute_name=rules.RuleAttributeName("LAST_SUCCESSFUL_DATE"),
+                            comparator=rules.RuleComparator("-365"),
+                            attribute_target=rules.RuleAttributeTarget("RSV"),
+                        ),
+                        rule_builder.IterationRuleFactory.build(
+                            type=rules.RuleType.suppression,
+                            name=rules.RuleName("You have a future booking to be vaccinated against RSV"),
+                            description=rules.RuleDescription("Exclude anyone with future Completed RSV Vaccination"),
+                            priority=10,
                             operator=rules.RuleOperator.day_lte,
                             attribute_level=rules.RuleAttributeLevel.TARGET,
                             attribute_name=rules.RuleAttributeName("LAST_SUCCESSFUL_DATE"),
                             comparator=rules.RuleComparator("0"),
                             attribute_target=rules.RuleAttributeTarget("RSV"),
-                        )
+                        ),
                     ],
                     iteration_cohorts=[rule_builder.IterationCohortFactory.build(cohort_label="cohort1")],
                 )