diff --git a/meshroom/nodes/aliceVision/FeatureMatching.py b/meshroom/nodes/aliceVision/FeatureMatching.py
index ef86bbe4..f8303ad3 100644
--- a/meshroom/nodes/aliceVision/FeatureMatching.py
+++ b/meshroom/nodes/aliceVision/FeatureMatching.py
@@ -119,11 +119,13 @@ class FeatureMatching(desc.CommandLineNode):
             value=False,
             uid=[],
         ),
-        desc.StringParam(
+        desc.ChoiceParam(
             name='fileExtension',
             label='File Extension',
             description='''File extension to store matches (bin or txt).''',
             value='txt',
+            values=('txt', 'bin'),
+            exclusive=True,
             uid=[],
         ),
         desc.IntParam(
diff --git a/meshroom/nodes/aliceVision/StructureFromMotion.py b/meshroom/nodes/aliceVision/StructureFromMotion.py
index 0e38f6d6..76eae744 100644
--- a/meshroom/nodes/aliceVision/StructureFromMotion.py
+++ b/meshroom/nodes/aliceVision/StructureFromMotion.py
@@ -40,11 +40,13 @@ class StructureFromMotion(desc.CommandLineNode):
             uid=[0],
             joinChar=',',
         ),
-        desc.StringParam(
+        desc.ChoiceParam(
             name='interFileExtension',
             label='Inter File Extension',
             description='''Extension of the intermediate file export.''',
             value='.abc',
+            values=('.abc', '.ply'),
+            exclusive=True,
             uid=[],
         ),
         desc.IntParam(
diff --git a/meshroom/nodes/aliceVision/Texturing.py b/meshroom/nodes/aliceVision/Texturing.py
index 247da9c5..98aecce5 100644
--- a/meshroom/nodes/aliceVision/Texturing.py
+++ b/meshroom/nodes/aliceVision/Texturing.py
@@ -22,13 +22,14 @@ class Texturing(desc.CommandLineNode):
             value='',
             uid=[0],
         ),
-        desc.IntParam(
+        desc.ChoiceParam(
             name='textureSide',
             label='Texture Side',
             description='''Output texture size''',
             value=8192,
-            range=(1024, 16384, 1024),
-            uid=[0],
+            values=(1024, 2048, 4096, 8192, 16384),
+            exclusive=True,
+            uid=[],
         ),
         desc.IntParam(
             name='padding',