diff --git a/pyproject.toml b/pyproject.toml
index 03e4791..96a8e8c 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -4,15 +4,15 @@ build-backend = "setuptools.build_meta"
 
 [project]
 name = "govoplan-scheduling"
-version = "0.1.8"
+version = "0.1.9"
 description = "GovOPlaN meeting scheduling and Terminfindung module seed."
 readme = "README.md"
 requires-python = ">=3.12"
 license = { file = "LICENSE" }
 authors = [{ name = "GovOPlaN" }]
 dependencies = [
-  "govoplan-core>=0.1.8",
-  "govoplan-poll>=0.1.8",
+  "govoplan-core>=0.1.9",
+  "govoplan-poll>=0.1.9",
 ]
 
 [tool.setuptools.packages.find]
diff --git a/src/govoplan_scheduling/__init__.py b/src/govoplan_scheduling/__init__.py
index c1cd90f..e547c61 100644
--- a/src/govoplan_scheduling/__init__.py
+++ b/src/govoplan_scheduling/__init__.py
@@ -2,4 +2,4 @@
 
 __all__ = ["__version__"]
 
-__version__ = "0.1.8"
+__version__ = "0.1.9"
diff --git a/src/govoplan_scheduling/backend/manifest.py b/src/govoplan_scheduling/backend/manifest.py
index 9e910ab..de3cea4 100644
--- a/src/govoplan_scheduling/backend/manifest.py
+++ b/src/govoplan_scheduling/backend/manifest.py
@@ -24,7 +24,7 @@ from govoplan_scheduling.backend.db import models as scheduling_models  # noqa:
 
 MODULE_ID = "scheduling"
 MODULE_NAME = "Scheduling"
-MODULE_VERSION = "0.1.8"
+MODULE_VERSION = "0.1.9"
 READ_SCOPE = "scheduling:schedule:read"
 WRITE_SCOPE = "scheduling:schedule:write"
 ADMIN_SCOPE = "scheduling:schedule:admin"
@@ -139,12 +139,13 @@ manifest = ModuleManifest(
     ),
     required_capabilities=(CAPABILITY_POLL_SCHEDULING,),
     provides_interfaces=(
-        ModuleInterfaceProvider(name="scheduling.candidate_slots", version="0.1.8"),
-        ModuleInterfaceProvider(name="scheduling.decision_handoff", version="0.1.8"),
+        ModuleInterfaceProvider(name="scheduling.candidate_slots", version="0.1.9"),
+        ModuleInterfaceProvider(name="scheduling.decision_handoff", version="0.1.9"),
     ),
     requires_interfaces=(
-        ModuleInterfaceRequirement(name="poll.availability_matrix", version_min="0.1.8", version_max_exclusive="0.2.0"),
-        ModuleInterfaceRequirement(name="poll.workflow_context", version_min="0.1.8", version_max_exclusive="0.2.0"),
+        ModuleInterfaceRequirement(name="poll.availability_matrix", version_min="0.1.9", version_max_exclusive="0.2.0"),
+        ModuleInterfaceRequirement(name="poll.response_collection", version_min="0.1.9", version_max_exclusive="0.2.0"),
+        ModuleInterfaceRequirement(name="poll.workflow_context", version_min="0.1.9", version_max_exclusive="0.2.0"),
         ModuleInterfaceRequirement(name="poll.signed_participation", version_min="0.1.8", version_max_exclusive="0.2.0", optional=True),
         ModuleInterfaceRequirement(name="evaluation.feedback", version_min="0.1.8", version_max_exclusive="0.2.0", optional=True),
         ModuleInterfaceRequirement(name="notifications.dispatch", version_min="0.1.8", version_max_exclusive="0.2.0", optional=True),
diff --git a/tests/test_manifest.py b/tests/test_manifest.py
index fc54f33..9077d05 100644
--- a/tests/test_manifest.py
+++ b/tests/test_manifest.py
@@ -27,11 +27,16 @@ class SchedulingManifestTests(unittest.TestCase):
         self.assertIsNotNone(manifest.migration_spec)
         self.assertIsNotNone(manifest.frontend)
         self.assertIn("poll.availability_matrix", {interface.name for interface in manifest.requires_interfaces})
+        self.assertIn("poll.response_collection", {interface.name for interface in manifest.requires_interfaces})
         self.assertIn("poll.workflow_context", {interface.name for interface in manifest.requires_interfaces})
         self.assertIn("poll.signed_participation", {interface.name for interface in manifest.requires_interfaces})
         self.assertIn("notifications.dispatch", {interface.name for interface in manifest.requires_interfaces})
         self.assertIn("addresses.lookup", {interface.name for interface in manifest.requires_interfaces})
         self.assertIn("calendar.scheduling", {interface.name for interface in manifest.requires_interfaces})
+        required_interfaces = {interface.name: interface for interface in manifest.requires_interfaces}
+        self.assertEqual("0.1.9", required_interfaces["poll.availability_matrix"].version_min)
+        self.assertEqual("0.1.9", required_interfaces["poll.response_collection"].version_min)
+        self.assertEqual("0.1.9", required_interfaces["poll.workflow_context"].version_min)
 
 
 if __name__ == "__main__":
diff --git a/webui/package.json b/webui/package.json
index 694ed89..ad60a64 100644
--- a/webui/package.json
+++ b/webui/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@govoplan/scheduling-webui",
-  "version": "0.1.8",
+  "version": "0.1.9",
   "private": true,
   "type": "module",
   "main": "src/index.ts",
@@ -18,7 +18,7 @@
     "test:ui-structure": "node scripts/test-scheduling-page-structure.mjs"
   },
   "peerDependencies": {
-    "@govoplan/core-webui": "^0.1.8",
+    "@govoplan/core-webui": "^0.1.9",
     "lucide-react": "^1.23.0",
     "react": "^19.0.0",
     "react-dom": "^19.0.0",