diff --git a/src/View/RunSolver/Window.py b/src/View/RunSolver/Window.py
index 4126f71a..5c80f65d 100644
--- a/src/View/RunSolver/Window.py
+++ b/src/View/RunSolver/Window.py
@@ -42,7 +42,7 @@ from PyQt5.QtWidgets import (
     QFileDialog, QTableView, QAbstractItemView,
     QUndoStack, QShortcut, QAction, QItemDelegate,
     QComboBox, QVBoxLayout, QHeaderView, QTabWidget,
-    QTextEdit, QProgressBar,
+    QTextEdit, QProgressBar, QCheckBox,
 )
 
 from View.RunSolver.Log.Window import SolverLogFileWindow
@@ -72,10 +72,21 @@ class EnsembleRunNumberDialog(PamhyrDialog):
         )
 
         self._init_default_values()
+        self._init_connection()
 
     def _init_default_values(self):
+        self.combobox_add_items("comboBox", ["Random"])
+        self.set_combobox_text("comboBox", "Random")
+
         self.set_spin_box("spinBox", 100)
 
+    def _init_connection(self):
+        self._checkbox = self.find(QCheckBox, f"checkBox")
+        self._checkbox.clicked.connect(self._set_random_seed_spin_box_state)
+
+    def _set_random_seed_spin_box_state(self):
+        self.set_spin_box_enable("spinBox_seed", self._checkbox.isChecked())
+
     @property
     def number(self):
         return self._number
diff --git a/src/View/Tools/ASubWindow.py b/src/View/Tools/ASubWindow.py
index 01f2cd25..70fc90b0 100644
--- a/src/View/Tools/ASubWindow.py
+++ b/src/View/Tools/ASubWindow.py
@@ -390,6 +390,19 @@ class ASubWindowFeatures(object):
         """
         return self.find(QSpinBox, name).value()
 
+
+    def set_spin_box_enable(self, name: str, value: bool):
+        """Set status of spinbox component
+
+        Args:
+            name: The spinbox component name
+            value: The boolean value
+
+        Returns:
+            Nothing
+        """
+        self.find(QSpinBox, name).setEnabled(value)
+
     def set_double_spin_box(self, name: str, value: int):
         """Set value of spinbox component
 
diff --git a/src/View/ui/EnsembleRunNumberDialog.ui b/src/View/ui/EnsembleRunNumberDialog.ui
index 8d06f31e..2af69ee3 100644
--- a/src/View/ui/EnsembleRunNumberDialog.ui
+++ b/src/View/ui/EnsembleRunNumberDialog.ui
@@ -7,7 +7,7 @@
     <x>0</x>
     <y>0</y>
     <width>400</width>
-    <height>79</height>
+    <height>152</height>
    </rect>
   </property>
   <property name="windowTitle">
@@ -15,26 +15,62 @@
   </property>
   <layout class="QGridLayout" name="gridLayout">
    <item row="0" column="0">
-    <widget class="QLabel" name="label">
-     <property name="text">
-      <string>Run number</string>
-     </property>
-    </widget>
+    <layout class="QHBoxLayout" name="horizontalLayout">
+     <item>
+      <widget class="QLabel" name="label_2">
+       <property name="text">
+        <string>Draw function</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QComboBox" name="comboBox"/>
+     </item>
+    </layout>
    </item>
-   <item row="0" column="1">
-    <widget class="QSpinBox" name="spinBox">
-     <property name="minimum">
-      <number>1</number>
-     </property>
-     <property name="maximum">
-      <number>1000000</number>
-     </property>
-     <property name="value">
-      <number>100</number>
-     </property>
-    </widget>
+   <item row="1" column="0">
+    <layout class="QHBoxLayout" name="horizontalLayout_2">
+     <item>
+      <widget class="QLabel" name="label">
+       <property name="text">
+        <string>Number of run</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QSpinBox" name="spinBox">
+       <property name="minimum">
+        <number>1</number>
+       </property>
+       <property name="maximum">
+        <number>1000000</number>
+       </property>
+       <property name="value">
+        <number>100</number>
+       </property>
+      </widget>
+     </item>
+    </layout>
    </item>
-   <item row="1" column="0" colspan="2">
+   <item row="2" column="0">
+    <layout class="QHBoxLayout" name="horizontalLayout_3">
+     <item>
+      <widget class="QCheckBox" name="checkBox">
+       <property name="text">
+        <string>Custom random seed</string>
+       </property>
+      </widget>
+     </item>
+     <item>
+      <widget class="QSpinBox" name="spinBox_seed">
+       <property name="enabled">
+        <bool>false</bool>
+       </property>
+      </widget>
+     </item>
+    </layout>
+   </item>
+   <item row="3" column="0">
     <widget class="QDialogButtonBox" name="buttonBox">
      <property name="orientation">
       <enum>Qt::Horizontal</enum>