diff --git a/config/workflow_config.json b/config/workflow_config.json
index ca7b200..3077972 100644
--- a/config/workflow_config.json
+++ b/config/workflow_config.json
@@ -27,7 +27,13 @@
       },
       {
         "parameter_type": "datetime",
-        "key_name": "start_time"
+        "key_name": "start_time",
+        "constraints": [
+          {
+            "other_key_name": "end_time",
+            "relation": "smaller"
+          }
+        ]
       },
       {
         "parameter_type": "datetime",
diff --git a/dev-requirements.txt b/dev-requirements.txt
index cb3f0e4..8b67e39 100644
--- a/dev-requirements.txt
+++ b/dev-requirements.txt
@@ -1,5 +1,5 @@
 #
-# This file is autogenerated by pip-compile with Python 3.11
+# This file is autogenerated by pip-compile with Python 3.10
 # by the following command:
 #
 #    pip-compile --constraint=requirements.txt --extra=dev --output-file=dev-requirements.txt pyproject.toml
@@ -69,6 +69,8 @@ dataclass-binder==0.3.4
     # via
     #   -c requirements.txt
     #   orchestrator (pyproject.toml)
+exceptiongroup==1.2.2
+    # via pytest
 flake8==7.1.1
     # via
     #   flake8-bugbear
@@ -144,11 +146,11 @@ mypy-extensions==1.0.0
     # via
     #   black
     #   mypy
-omotes-sdk-protocol==1.1.0
+omotes-sdk-protocol==1.2.0
     # via
     #   -c requirements.txt
     #   omotes-sdk-python
-omotes-sdk-python==4.1.0
+omotes-sdk-python==4.2.0
     # via
     #   -c requirements.txt
     #   orchestrator (pyproject.toml)
@@ -251,12 +253,25 @@ streamcapture==1.2.5
     # via
     #   -c requirements.txt
     #   omotes-sdk-python
+tomli==2.2.1
+    # via
+    #   -c requirements.txt
+    #   black
+    #   build
+    #   coverage
+    #   dataclass-binder
+    #   flake8-pyproject
+    #   mypy
+    #   pytest
+    #   setuptools-git-versioning
 types-protobuf==4.24.0.20240408
     # via orchestrator (pyproject.toml)
 typing-extensions==4.13.2
     # via
     #   -c requirements.txt
     #   alembic
+    #   black
+    #   multidict
     #   mypy
     #   omotes-sdk-python
     #   sqlalchemy
diff --git a/pyproject.toml b/pyproject.toml
index 09c1e74..8ead396 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -29,7 +29,7 @@ dependencies = [
     "sqlalchemy ~= 2.0.27",
     "psycopg2-binary ~= 2.9.9",
     "celery ~= 5.3.6",
-    "omotes-sdk-python ~= 4.1.0",
+    "omotes-sdk-python ~= 4.2.0",
     "alembic ~= 1.13.1",
     "influxdb ~= 5.3.2",
 ]
diff --git a/requirements.txt b/requirements.txt
index 8c3ef3b..dec91b5 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -1,5 +1,5 @@
 #
-# This file is autogenerated by pip-compile with Python 3.11
+# This file is autogenerated by pip-compile with Python 3.10
 # by the following command:
 #
 #    pip-compile --output-file=requirements.txt pyproject.toml
@@ -58,9 +58,9 @@ msgpack==1.1.0
     # via influxdb
 multidict==6.4.3
     # via yarl
-omotes-sdk-protocol==1.1.0
+omotes-sdk-protocol==1.2.0
     # via omotes-sdk-python
-omotes-sdk-python==4.1.0
+omotes-sdk-python==4.2.0
     # via orchestrator (pyproject.toml)
 ordered-set==4.1.0
     # via pyecore
@@ -102,9 +102,12 @@ sqlalchemy==2.0.40
     #   orchestrator (pyproject.toml)
 streamcapture==1.2.5
     # via omotes-sdk-python
+tomli==2.2.1
+    # via dataclass-binder
 typing-extensions==4.13.2
     # via
     #   alembic
+    #   multidict
     #   omotes-sdk-python
     #   sqlalchemy
 tzdata==2025.2