diff --git a/src/gui/entry/attachments/ImageAttachmentsWidget.ui b/src/gui/entry/attachments/ImageAttachmentsWidget.ui
index d95f6ea9a..5bcfb337f 100644
--- a/src/gui/entry/attachments/ImageAttachmentsWidget.ui
+++ b/src/gui/entry/attachments/ImageAttachmentsWidget.ui
@@ -6,10 +6,16 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>400</width>
-    <height>300</height>
+    <width>720</width>
+    <height>490</height>
    </rect>
   </property>
+  <property name="minimumSize">
+   <size>
+    <width>720</width>
+    <height>490</height>
+   </size>
+  </property>
   <property name="windowTitle">
    <string/>
   </property>
diff --git a/src/gui/entry/attachments/TextAttachmentsPreviewWidget.ui b/src/gui/entry/attachments/TextAttachmentsPreviewWidget.ui
index 2f2ea14a1..b2623f475 100644
--- a/src/gui/entry/attachments/TextAttachmentsPreviewWidget.ui
+++ b/src/gui/entry/attachments/TextAttachmentsPreviewWidget.ui
@@ -6,8 +6,8 @@
    <rect>
     <x>0</x>
     <y>0</y>
-    <width>400</width>
-    <height>300</height>
+    <width>720</width>
+    <height>490</height>
    </rect>
   </property>
   <property name="windowTitle">
diff --git a/src/gui/entry/attachments/TextAttachmentsWidget.cpp b/src/gui/entry/attachments/TextAttachmentsWidget.cpp
index 7d162f2ff..feb7be4a5 100644
--- a/src/gui/entry/attachments/TextAttachmentsWidget.cpp
+++ b/src/gui/entry/attachments/TextAttachmentsWidget.cpp
@@ -139,6 +139,8 @@ void TextAttachmentsWidget::initWidget()
     setLayout(layout);
     setObjectName("TextAttachmentsWidget");
 
+    setMinimumSize(720, 490);
+
     updateWidget();
 }