diff --git a/tests/main.py b/tests/main.py
index 04f9b93..dc6d9e9 100644
--- a/tests/main.py
+++ b/tests/main.py
@@ -11,7 +11,7 @@ from utils.properties import ContainerObject
 
 class Container(enum.Enum):
     """Enumerate about the Geometry node"""
-    BLENDER = ContainerObject(name='Blender', image='stilobique/blender')
+    BLENDER = ContainerObject(name='Blender', image='stilobique/blender', tag='3.1.2')
 
 
 def launch_unit_test(test: [str] = None):
diff --git a/tests/utils/properties.py b/tests/utils/properties.py
index b586215..3cc955c 100644
--- a/tests/utils/properties.py
+++ b/tests/utils/properties.py
@@ -6,22 +6,28 @@ from pathlib import PurePosixPath
 class ContainerObject(object):
     """All data request to launch one dedicated container"""
 
-    def __init__(self, name: str, image: str):
+    def __init__(self, name: str, image: str, tag: str = None):
         self.label: str = name.lower()
         self.image: str = image
-        self.tag: str = self.set_tag()
+        self.tag: str = self.set_tag(tag)
         self.local_folder: str = ''
         self.volumes: list[str] = self.set_volumes()
         self.environments: list[str] = self.set_environments()
         self.commands: list[str] = self.set_commands()
         self.ref = f'{self.image}:{self.tag}'
 
-    def set_tag(self):
+    def set_tag(self, tag):
         """Determine the tag use with the docker image call"""
         if 'blender' in self.label:
-            return 'latest'
+            if tag is not None:
+                return tag
+            else:
+                return 'latest'
         elif 'unreal' in self.label:
-            return 'dev-slim-4.27.2'
+            if tag is not None:
+                return tag
+            else:
+                return 'dev-slim-4.27.2'
         else:
             return None