diff --git a/otb/OTBAlgorithmProvider.py b/otb/OTBAlgorithmProvider.py
index e1440b007a6cc883ba35b00df71ba5d302eecfd2..e2e00b5831e17fbad6930f18dfcddca273ed5fff 100644
--- a/otb/OTBAlgorithmProvider.py
+++ b/otb/OTBAlgorithmProvider.py
@@ -140,7 +140,7 @@ class OTBAlgorithmProvider(QgsProcessingProvider):
             first_line = '#!/bin/sh'
             export_cmd = 'export '
             otb_app_launcher = os.path.join(v, 'bin', 'otbApplicationLauncherCommandLine')
-            cli_filepath =  os.path.join(QgsApplication.qgisSettingsDirPath(), 'processing', 'qgis_otb_cli.sh')
+            cli_filepath =  os.path.join(QgsApplication.qgisSettingsDirPath(), 'processing', 'qgis_otb_cli')
             if os.name == 'nt':
                 first_line = '@echo off'
                 export_cmd = 'set '