diff --git a/poincare/src/expression_layout_cursor.cpp b/poincare/src/expression_layout_cursor.cpp
index 074a324dd..6aa8f482a 100644
--- a/poincare/src/expression_layout_cursor.cpp
+++ b/poincare/src/expression_layout_cursor.cpp
@@ -252,26 +252,15 @@ bool ExpressionLayoutCursor::privateShowHideEmptyLayoutIfNeeded(bool show) {
 }
 
 bool ExpressionLayoutCursor::baseForNewPowerLayout() {
-  // Returns true if the layout on the left of the pointed layout is suitable to
-  // be the base of a new power layout.
-  int numberOfOpenParenthesis = 0;
-  if (m_position == Position::Right
-      && m_pointedExpressionLayout->isCollapsable(&numberOfOpenParenthesis, true))
+  /* Returns true if the layout on the left of the pointed layout is suitable to
+   * be the base of a new power layout: the base layout should be anything but
+   * an horizontal layout with no child. */
+  if (m_pointedExpressionLayout->isHorizontal()
+      && m_pointedExpressionLayout->numberOfChildren() == 0)
   {
-    return true;
+    return false;
   }
-  if (m_pointedExpressionLayout->parent() != nullptr) {
-    int indexInParent = m_pointedExpressionLayout->parent()->indexOfChild(m_pointedExpressionLayout);
-    if (m_position == Position::Left
-      && m_pointedExpressionLayout->parent()->isHorizontal()
-      && indexInParent > 0
-      && (m_pointedExpressionLayout->editableParent()->editableChild(indexInParent-1)->isEmpty()
-       || m_pointedExpressionLayout->editableParent()->editableChild(indexInParent-1)->isCollapsable(&numberOfOpenParenthesis, true)))
-    {
-      return true;
-    }
-  }
-  return false;
+  return true;
 }
 
 KDCoordinate ExpressionLayoutCursor::pointedLayoutHeight() {