diff --git a/src/interface/desktop/baseform.cpp b/src/interface/desktop/baseform.cpp
index 9283a4f..5b8faf4 100644
--- a/src/interface/desktop/baseform.cpp
+++ b/src/interface/desktop/baseform.cpp
@@ -374,6 +374,10 @@ void BaseForm::addPreview(BasePreview* preview, QString label)
     _previews->layout()->addWidget(label_widget);
     _previews->layout()->addWidget(preview);
 
+    preview->setMinimumSize(256, 256);
+    preview->setMaximumSize(256, 256);
+    preview->resize(256, 256);
+
     _previews_list.append(preview);
 }
 
diff --git a/src/interface/desktop/formatmosphere.cpp b/src/interface/desktop/formatmosphere.cpp
index 37abd33..1285244 100644
--- a/src/interface/desktop/formatmosphere.cpp
+++ b/src/interface/desktop/formatmosphere.cpp
@@ -27,13 +27,13 @@ FormAtmosphere::FormAtmosphere(QWidget *parent):
 
     previewWest = new BasePreview(this);
     previewWestRenderer = new AtmosphereColorPreviewRenderer(_definition, M_PI / 2.0);
-    previewWest->setRenderer(previewWestRenderer);
     addPreview(previewWest, QString(tr("West preview")));
+    previewWest->setRenderer(previewWestRenderer);
 
     previewEast = new BasePreview(this);
     previewEastRenderer = new AtmosphereColorPreviewRenderer(_definition, -M_PI / 2.0);
-    previewEast->setRenderer(previewEastRenderer);
     addPreview(previewEast, QString(tr("East preview")));
+    previewEast->setRenderer(previewEastRenderer);
 
     //addInputEnum(tr("Color model"), (int*)&_definition->model, QStringList(tr("Simplified model (with weather)")) << tr("Complex model"));
     addInputInt(tr("Day time (hour)"), &_definition->hour, 0, 23, 1, 10);
diff --git a/src/render/preview/BasePreview.cpp b/src/render/preview/BasePreview.cpp
index 63f8d80..bbac1c1 100644
--- a/src/render/preview/BasePreview.cpp
+++ b/src/render/preview/BasePreview.cpp
@@ -413,9 +413,7 @@ DrawingWidget(parent)
 
     QObject::connect(this, SIGNAL(contentChange()), this, SLOT(update()));
 
-    this->setMinimumSize(256, 256);
-    this->setMaximumSize(256, 256);
-    this->resize(256, 256);
+    setMinimumSize(10, 10);
 
     startTimer(50);
 }