diff --git a/src/meshlab/dialogs/filter_dock_dialog.cpp b/src/meshlab/dialogs/filter_dock_dialog.cpp
index 2cfe8650e..ffd044633 100644
--- a/src/meshlab/dialogs/filter_dock_dialog.cpp
+++ b/src/meshlab/dialogs/filter_dock_dialog.cpp
@@ -81,6 +81,14 @@ FilterDockDialog::FilterDockDialog(
 			ui->previewCheckBox->setVisible(false);
 		}
 	}
+
+	//horrible hack to make the window of almost the right size...
+	ui->filterInfoLabel->adjustSize();
+	ui->parameterFrame->adjustSize();
+	resize(
+		width(),
+		ui->filterInfoLabel->height() + ui->parameterFrame->height() +
+			ui->previewCheckBox->height() + ui->applyPushButton->height() * 2 + 10);
 }
 
 FilterDockDialog::~FilterDockDialog()
diff --git a/src/meshlab/dialogs/filter_dock_dialog.ui b/src/meshlab/dialogs/filter_dock_dialog.ui
index 5d3f8504a..f317bd6e2 100644
--- a/src/meshlab/dialogs/filter_dock_dialog.ui
+++ b/src/meshlab/dialogs/filter_dock_dialog.ui
@@ -43,6 +43,9 @@
       <property name="frameShadow">
        <enum>QFrame::Plain</enum>
       </property>
+      <property name="sizeAdjustPolicy">
+       <enum>QAbstractScrollArea::AdjustToContentsOnFirstShow</enum>
+      </property>
       <property name="widgetResizable">
        <bool>true</bool>
       </property>