diff --git a/src/borderFilter.cpp b/src/borderFilter.cpp
index 9681b34e59a940d64bc01dfdf94c1b3c0b9baf48..9f188c9af497bd3e5aabe4ee3619eb0a799d511e 100644
--- a/src/borderFilter.cpp
+++ b/src/borderFilter.cpp
@@ -24,6 +24,7 @@
 BorderFilter::BorderFilter() : Filter()
 {
     mS.setMinimum(0.);
+    mS.setMaximum(300);
     mS.setValue(0.);
     mS.setFilter(this);
 
diff --git a/src/control.cpp b/src/control.cpp
index d770dca977baf34fbd9821f400cc42b640e38171..5671f7bda02bad1307d687595e8581ba9de644fe 100644
--- a/src/control.cpp
+++ b/src/control.cpp
@@ -80,6 +80,7 @@ Control::Control(
     filterBrightContrast->setCheckState(
         mMainWindow->getBrightContrastFilter()->getEnabled() ? Qt::Checked : Qt::Unchecked);
     filterBorder->setCheckState(mMainWindow->getBorderFilter()->getEnabled() ? Qt::Checked : Qt::Unchecked);
+    filterBorderParamSize->setMaximum(300);
     filterBg->setCheckState(mMainWindow->getBackgroundFilter()->getEnabled() ? Qt::Checked : Qt::Unchecked);
     apply->setCheckState(mMainWindow->getCalibFilter()->getEnabled() ? Qt::Checked : Qt::Unchecked);
 
diff --git a/ui/control.ui b/ui/control.ui
index ddf417089d959090623e3c1938053563787f24f4..70f17bd11022ea86c038b4de54c719583d57d8d3 100644
--- a/ui/control.ui
+++ b/ui/control.ui
@@ -199,9 +199,6 @@
                <layout class="QHBoxLayout" name="horizontalLayout_8">
                 <item>
                  <widget class="PSpinBox" name="filterBorderParamSize">
-                  <property name="maximum">
-                   <number>1000000000</number>
-                  </property>
                  </widget>
                 </item>
                 <item>