diff --git a/meshroom/nodes/aliceVision/ImageMatchingMultiSfM.py b/meshroom/nodes/aliceVision/ImageMatchingMultiSfM.py
index 6b95ee92..912088e9 100644
--- a/meshroom/nodes/aliceVision/ImageMatchingMultiSfM.py
+++ b/meshroom/nodes/aliceVision/ImageMatchingMultiSfM.py
@@ -52,10 +52,10 @@ class ImageMatchingMultiSfM(desc.CommandLineNode):
         ),
         desc.ChoiceParam(
             name='matchingMode',
-            label='Multiple SfM mode',
-            description='Image matching multiple SfM mode.\n"a+ab" for image matching of images in SfMData A plus image matching between images of A and B.\n"aab" for image matching of images in SfMData A and between images of A and B.\n"ab" for image matching images of SfMData A and B.',
-            value='a+ab',
-            values=['a+ab','aab', 'ab'],
+            label='Matching Mode',
+            description='The mode to combine image matching between the input SfMData A and B:\n"a/a+a/b" for A with A + A with B.\n"a/ab" for A with A and B.\n"a/b" for A with B.',
+            value='a/a+a/b',
+            values=['a/a+a/b','a/ab', 'a/b'],
             exclusive=True,
             uid=[0],
         ),