diff --git a/package/contents/config/main.xml b/package/contents/config/main.xml
index 5c084ec..352f289 100644
--- a/package/contents/config/main.xml
+++ b/package/contents/config/main.xml
@@ -23,6 +23,10 @@
     </group>
 
     <group name="Appearance">
+        <entry name="fillPanel" type="Bool">
+            <default>false</default>
+        </entry>
+
         <entry name="historyAmount" type="Int">
             <default>10</default>
         </entry>
diff --git a/package/contents/ui/config/ConfigAppearance.qml b/package/contents/ui/config/ConfigAppearance.qml
index bdb59ce..ffe9d9a 100644
--- a/package/contents/ui/config/ConfigAppearance.qml
+++ b/package/contents/ui/config/ConfigAppearance.qml
@@ -12,6 +12,7 @@ KCM.AbstractKCM {
     Kirigami.ColumnView.fillWidth: true
 
     // Chart
+    property alias cfg_fillPanel: fillPanel.checked
     property alias cfg_historyAmount: historyAmount.realValue
     property alias cfg_customGraphWidth: graphWidth.customized
     property alias cfg_graphWidth: graphWidth.value
@@ -68,6 +69,14 @@ KCM.AbstractKCM {
 
             // Charts
             Kirigami.FormLayout {
+                QQC2.CheckBox {
+                    id: fillPanel
+                    text: i18n("Fill panel?")
+
+                    QQC2.ToolTip.visible: hovered
+                    QQC2.ToolTip.text: i18nc("@info:tooltip", "This allow graphs to take all panel with /height")
+                }
+
                 RMControls.PredefinedSpinBox {
                     id: historyAmount
                     Kirigami.FormData.label: i18n("History amount:")
diff --git a/package/contents/ui/config/ConfigGraph.qml b/package/contents/ui/config/ConfigGraph.qml
index 84314d6..990d1c1 100644
--- a/package/contents/ui/config/ConfigGraph.qml
+++ b/package/contents/ui/config/ConfigGraph.qml
@@ -19,7 +19,7 @@ KCM.ScrollViewKCM {
     // TODO: handle "_v" changes
 
     //#region // HACK: Present to suppress errors (https://bugs.kde.org/show_bug.cgi?id=484541)
-    property var cfg_verticalLayout
+    property var cfg_fillPanel
     property var cfg_historyAmount
     property var cfg_customGraphWidth
     property var cfg_graphWidth
diff --git a/package/contents/ui/config/ConfigMisc.qml b/package/contents/ui/config/ConfigMisc.qml
index d4f9228..aadd28e 100644
--- a/package/contents/ui/config/ConfigMisc.qml
+++ b/package/contents/ui/config/ConfigMisc.qml
@@ -13,7 +13,7 @@ KCM.SimpleKCM {
 
     //#region // HACK: Present to suppress errors (https://bugs.kde.org/show_bug.cgi?id=484541)
     property var cfg_graphs
-    property var cfg_verticalLayout
+    property var cfg_fillPanel
     property var cfg_historyAmount
     property var cfg_customGraphWidth
     property var cfg_graphWidth
diff --git a/package/contents/ui/main.qml b/package/contents/ui/main.qml
index cf8ab7f..ab1bad3 100644
--- a/package/contents/ui/main.qml
+++ b/package/contents/ui/main.qml
@@ -6,9 +6,6 @@ import org.kde.plasma.plasma5support as Plasma5Support
 
 PlasmoidItem {
     id: root
-    // Margin for prevent "invsible" 0 and full lines
-    anchors.topMargin: 1
-    anchors.bottomMargin: 1
 
     readonly property int graphVersion: 1 //? Bump when some settings changes in "graphs" structure
     readonly property bool isVertical: {
@@ -39,7 +36,11 @@ PlasmoidItem {
     Plasmoid.backgroundHints: PlasmaCore.Types.DefaultBackground | PlasmaCore.Types.ConfigurableBackground
     Plasmoid.configurationRequired: graphsModel.length === 0 // Check if graphs is valid and have some items
     preferredRepresentation: Plasmoid.configurationRequired ? compactRepresentation : fullRepresentation // Show graphs only if at least 1 is present, otherwise ask to configure
-    Plasmoid.constraintHints: Plasmoid.CanFillArea // Allow widget to take all height/width
+    Plasmoid.constraintHints: Plasmoid.configuration.fillPanel ? Plasmoid.CanFillArea : Plasmoid.NoHint// Allow widget to take all height/width
+
+    // Margin for prevent "invsible" 0 and full lines when fill panel
+    anchors.topMargin: Plasmoid.configuration.fillPanel ? 1 : 0
+    anchors.bottomMargin: Plasmoid.configuration.fillPanel ? 1 : 0
 
     // Content
     fullRepresentation: MouseArea {