diff --git a/meshroom/nodes/aliceVision/CameraInit.py b/meshroom/nodes/aliceVision/CameraInit.py
index 91cf5fef..9ff8a834 100644
--- a/meshroom/nodes/aliceVision/CameraInit.py
+++ b/meshroom/nodes/aliceVision/CameraInit.py
@@ -159,7 +159,7 @@ The metadata needed are:
             name='sensorDatabase',
             label='Sensor Database',
             description='''Camera sensor width database path.''',
-            value=os.environ.get('ALICEVISION_SENSOR_DB', ''),
+            value='${ALICEVISION_SENSOR_DB}',
             uid=[],
         ),
         desc.FloatParam(
diff --git a/meshroom/nodes/aliceVision/CameraLocalization.py b/meshroom/nodes/aliceVision/CameraLocalization.py
index 3afe3070..d8aabe9a 100644
--- a/meshroom/nodes/aliceVision/CameraLocalization.py
+++ b/meshroom/nodes/aliceVision/CameraLocalization.py
@@ -125,7 +125,7 @@ class CameraLocalization(desc.CommandLineNode):
             name='voctree',
             label='Voctree',
             description='''[voctree] Filename for the vocabulary tree''',
-            value=os.environ.get('ALICEVISION_VOCTREE', ''),
+            value='${ALICEVISION_VOCTREE}',
             uid=[0],
             ),
         desc.File(
diff --git a/meshroom/nodes/aliceVision/CameraRigCalibration.py b/meshroom/nodes/aliceVision/CameraRigCalibration.py
index 9b5eecc6..117457c3 100644
--- a/meshroom/nodes/aliceVision/CameraRigCalibration.py
+++ b/meshroom/nodes/aliceVision/CameraRigCalibration.py
@@ -109,7 +109,7 @@ class CameraRigCalibration(desc.CommandLineNode):
             name='voctree',
             label='Voctree',
             description='''[voctree] Filename for the vocabulary tree''',
-            value=os.environ.get('ALICEVISION_VOCTREE', ''),
+            value='${ALICEVISION_VOCTREE}',
             uid=[0],
             ),
         desc.File(
diff --git a/meshroom/nodes/aliceVision/CameraRigLocalization.py b/meshroom/nodes/aliceVision/CameraRigLocalization.py
index e5a4dd37..6cff2d31 100644
--- a/meshroom/nodes/aliceVision/CameraRigLocalization.py
+++ b/meshroom/nodes/aliceVision/CameraRigLocalization.py
@@ -116,7 +116,7 @@ class CameraRigLocalization(desc.CommandLineNode):
             name='voctree',
             label='Voctree',
             description='''[voctree] Filename for the vocabulary tree''',
-            value=os.environ.get('ALICEVISION_VOCTREE', ''),
+            value='${ALICEVISION_VOCTREE}',
             uid=[0],
             ),
         desc.File(
diff --git a/meshroom/nodes/aliceVision/ImageMatching.py b/meshroom/nodes/aliceVision/ImageMatching.py
index c09c701d..f2ac0d94 100644
--- a/meshroom/nodes/aliceVision/ImageMatching.py
+++ b/meshroom/nodes/aliceVision/ImageMatching.py
@@ -74,7 +74,7 @@ If images have known poses, use frustum intersection else use VocabularuTree.
             name='tree',
             label='Voc Tree: Tree',
             description='Input name for the vocabulary tree file.',
-            value=os.environ.get('ALICEVISION_VOCTREE', ''),
+            value='${ALICEVISION_VOCTREE}',
             uid=[],
             enabled=lambda node: 'VocabularyTree' in node.method.value,
         ),
diff --git a/meshroom/nodes/aliceVision/ImageMatchingMultiSfM.py b/meshroom/nodes/aliceVision/ImageMatchingMultiSfM.py
index f4e23bb9..313534b1 100644
--- a/meshroom/nodes/aliceVision/ImageMatchingMultiSfM.py
+++ b/meshroom/nodes/aliceVision/ImageMatchingMultiSfM.py
@@ -65,7 +65,7 @@ Thanks to this node, the FeatureMatching node will only compute the matches betw
             name='tree',
             label='Voc Tree: Tree',
             description='Input name for the vocabulary tree file.',
-            value=os.environ.get('ALICEVISION_VOCTREE', ''),
+            value='${ALICEVISION_VOCTREE}',
             uid=[],
             enabled=lambda node: 'VocabularyTree' in node.method.value,
         ),
diff --git a/meshroom/nodes/aliceVision/KeyframeSelection.py b/meshroom/nodes/aliceVision/KeyframeSelection.py
index c8635a8c..c855cce3 100644
--- a/meshroom/nodes/aliceVision/KeyframeSelection.py
+++ b/meshroom/nodes/aliceVision/KeyframeSelection.py
@@ -95,14 +95,14 @@ You can extract frames at regular interval by configuring only the min/maxFrameS
             name='sensorDbPath',
             label='Sensor Db Path',
             description='''Camera sensor width database path.''',
-            value=os.environ.get('ALICEVISION_SENSOR_DB', ''),
+            value='${ALICEVISION_SENSOR_DB}',
             uid=[0],
         ),
         desc.File(
             name='voctreePath',
             label='Voctree Path',
             description='''Vocabulary tree path.''',
-            value=os.environ.get('ALICEVISION_VOCTREE', ''),
+            value='${ALICEVISION_VOCTREE}',
             uid=[0],
         ),
         desc.BoolParam(