diff --git a/python/plugins/processing/modeler/AddModelFromFileAction.py b/python/plugins/processing/modeler/AddModelFromFileAction.py
index db86ef3ff2a..b05bff323ae 100644
--- a/python/plugins/processing/modeler/AddModelFromFileAction.py
+++ b/python/plugins/processing/modeler/AddModelFromFileAction.py
@@ -52,7 +52,7 @@ class AddModelFromFileAction(ToolboxAction):
         settings = QgsSettings()
         lastDir = settings.value('Processing/lastModelsDir', '')
         filename, selected_filter = QFileDialog.getOpenFileName(self.toolbox,
-                                                                self.tr('Open model', 'AddModelFromFileAction'), lastDir,
+                                                                self.tr('Open Model', 'AddModelFromFileAction'), lastDir,
                                                                 self.tr('Processing model files (*.model3 *.MODEL3)', 'AddModelFromFileAction'))
         if filename:
             settings.setValue('Processing/lastModelsDir',
@@ -62,7 +62,7 @@ class AddModelFromFileAction(ToolboxAction):
             if not alg.fromFile(filename):
                 QMessageBox.warning(
                     self.toolbox,
-                    self.tr('Error reading model', 'AddModelFromFileAction'),
+                    self.tr('Open Model', 'AddModelFromFileAction'),
                     self.tr('The selected file does not contain a valid model', 'AddModelFromFileAction'))
                 return
             destFilename = os.path.join(ModelerUtils.modelsFolders()[0], os.path.basename(filename))
diff --git a/python/plugins/processing/modeler/ModelerDialog.py b/python/plugins/processing/modeler/ModelerDialog.py
index d2a52c6e5eb..5f8da262c72 100644
--- a/python/plugins/processing/modeler/ModelerDialog.py
+++ b/python/plugins/processing/modeler/ModelerDialog.py
@@ -530,7 +530,7 @@ class ModelerDialog(BASE, WIDGET):
             QgsMessageLog.logMessage(self.tr('Could not load model {0}').format(filename),
                                      self.tr('Processing'),
                                      Qgis.Critical)
-            QMessageBox.critical(self, self.tr('Could not open model'),
+            QMessageBox.critical(self, self.tr('Open Model'),
                                  self.tr('The selected model could not be loaded.\n'
                                          'See the log for more information.'))