diff --git a/src/Meshing/Mage.py b/src/Meshing/Mage.py
index cd4e577f..bd045ead 100644
--- a/src/Meshing/Mage.py
+++ b/src/Meshing/Mage.py
@@ -305,8 +305,6 @@ class MeshingWithMageMailleurTT(AMeshingTool):
             st_file = self.export_reach_to_st(reach, tmp)
             m_file = st_file.rsplit(".ST", 1)[0] + ".M"
 
-            os.sync()
-
             proc = QProcess()
             proc.setWorkingDirectory(tmp)