diff --git a/python/plugins/processing/algs/gdal/GdalAlgorithm.py b/python/plugins/processing/algs/gdal/GdalAlgorithm.py
index f7bafedda7c..f634500d158 100644
--- a/python/plugins/processing/algs/gdal/GdalAlgorithm.py
+++ b/python/plugins/processing/algs/gdal/GdalAlgorithm.py
@@ -134,7 +134,7 @@ class GdalAlgorithm(QgsProcessingAlgorithm):
     def commandName(self):
         parameters = {}
         for output in self.outputDefinitions():
-            output.setValue("dummy")
+            results[output.name()] = "dummy"
         for param in self.parameterDefinitions():
             parameters[param.name()] = "1"
         name = self.getConsoleCommands(parameters)[0]