diff --git a/pyproject.toml b/pyproject.toml
index 93eb557..930b719 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -17,7 +17,7 @@ namespaces = true
 # ----------------------------------------- Project Metadata -------------------------------------
 #
 [project]
-version = "0.0.0.dev340"
+version = "0.0.0.dev341"
 name = "ControlMan"
 dependencies = [
     "packaging >= 23.2, < 24",
@@ -26,7 +26,7 @@ dependencies = [
     "referencing == 0.35.1",
     "jsonpath-ng == 1.6.1",
     "ruamel.yaml == 0.17.40",
-    "Jinja2 == 3.0.2",
+    "Jinja2 >= 3, < 4",
     "PyLinks == 0.0.0.dev42",
     "LoggerMan == 0.0.0.dev58",
     "PySerials == 0.0.0.dev32",
diff --git a/requirements.txt b/requirements.txt
index 738c765..ae24b44 100644
--- a/requirements.txt
+++ b/requirements.txt
@@ -4,7 +4,7 @@ jsonschema >= 4.23, < 5
 referencing == 0.35.1
 jsonpath-ng == 1.6.1
 ruamel.yaml == 0.17.40
-Jinja2 == 3.0.2
+Jinja2 >= 3, < 4
 PyLinks == 0.0.0.dev42
 LoggerMan == 0.0.0.dev58
 PySerials == 0.0.0.dev32