diff --git a/src/View/Geometry/PlotXY.py b/src/View/Geometry/PlotXY.py
index a64afbe5..36de09cc 100644
--- a/src/View/Geometry/PlotXY.py
+++ b/src/View/Geometry/PlotXY.py
@@ -51,6 +51,7 @@ class PlotXY(APlot):
             _translate("MainWindow_reach", "Y (m)"),
             color='green', fontsize=12
         )
+        self.canvas.axes.axis("equal")
 
         kp = self.data.get_kp()
         self.canvas.axes.set_xlim(
diff --git a/src/View/Network/GraphWidget.py b/src/View/Network/GraphWidget.py
index 6760af31..3cfdf47c 100644
--- a/src/View/Network/GraphWidget.py
+++ b/src/View/Network/GraphWidget.py
@@ -734,7 +734,7 @@ class GraphWidget(QGraphicsView):
 
     # Contextual menu
 
-    def menu_default(self, event, pos, items, menu):
+    def _menu_default(self, event, pos, items, menu):
         add_node = menu.addAction(_translate("Network", "Add node"))
 
         action = menu.exec_(self.mapToGlobal(event.pos()))
@@ -742,7 +742,7 @@ class GraphWidget(QGraphicsView):
         if action == add_node:
             self.add_node(pos)
 
-    def menu_node(self, event, pos, items, menu):
+    def _menu_node(self, event, pos, items, menu):
         delete = menu.addAction(_translate("Network", "Delete the node"))
         disable = menu.addAction(_translate("Network", "Disable the node"))
 
@@ -751,7 +751,7 @@ class GraphWidget(QGraphicsView):
         if action == delete:
             self.del_node(items[0])
 
-    def menu_edge(self, event, pos, items, menu):
+    def _menu_edge(self, event, pos, items, menu):
         delete = menu.addAction(_translate("Network", "Delete the reach"))
         disable = menu.addAction(_translate("Network", "Disable the reach"))
 
@@ -766,8 +766,8 @@ class GraphWidget(QGraphicsView):
 
         menu = QMenu(self)
         if len(items) == 0:
-            self.menu_default(event, pos, items, menu)
+            self._menu_default(event, pos, items, menu)
         elif type(items[0]) == NodeItem:
-            self.menu_node(event, pos, items, menu)
+            self._menu_node(event, pos, items, menu)
         elif type(items[0]) == EdgeItem:
-            self.menu_edge(event, pos, items, menu)
+            self._menu_edge(event, pos, items, menu)
diff --git a/src/View/ui/BoundaryConditions.ui b/src/View/ui/BoundaryConditions.ui
index 3097fd63..ac32ee3e 100644
--- a/src/View/ui/BoundaryConditions.ui
+++ b/src/View/ui/BoundaryConditions.ui
@@ -30,6 +30,12 @@
        <enum>Qt::Horizontal</enum>
       </property>
       <widget class="QTabWidget" name="tabWidget">
+       <property name="minimumSize">
+        <size>
+         <width>300</width>
+         <height>0</height>
+        </size>
+       </property>
        <property name="currentIndex">
         <number>0</number>
        </property>
diff --git a/src/View/ui/EditBoundaryConditions.ui b/src/View/ui/EditBoundaryConditions.ui
index 6a36a552..1fabe5fc 100644
--- a/src/View/ui/EditBoundaryConditions.ui
+++ b/src/View/ui/EditBoundaryConditions.ui
@@ -35,7 +35,14 @@
       <property name="orientation">
        <enum>Qt::Horizontal</enum>
       </property>
-      <widget class="QTableView" name="tableView"/>
+      <widget class="QTableView" name="tableView">
+       <property name="minimumSize">
+        <size>
+         <width>0</width>
+         <height>200</height>
+        </size>
+       </property>
+      </widget>
       <widget class="QWidget" name="verticalLayoutWidget">
        <layout class="QVBoxLayout" name="verticalLayout"/>
       </widget>
diff --git a/src/View/ui/LateralContributions.ui b/src/View/ui/LateralContributions.ui
index 3097fd63..ac32ee3e 100644
--- a/src/View/ui/LateralContributions.ui
+++ b/src/View/ui/LateralContributions.ui
@@ -30,6 +30,12 @@
        <enum>Qt::Horizontal</enum>
       </property>
       <widget class="QTabWidget" name="tabWidget">
+       <property name="minimumSize">
+        <size>
+         <width>300</width>
+         <height>0</height>
+        </size>
+       </property>
        <property name="currentIndex">
         <number>0</number>
        </property>