diff --git a/poincare/src/division.cpp b/poincare/src/division.cpp
index 28c2d02a8..b7011ffb4 100644
--- a/poincare/src/division.cpp
+++ b/poincare/src/division.cpp
@@ -35,7 +35,7 @@ bool DivisionNode::childNeedsSystemParenthesesAtSerialization(const TreeNode * c
     return true;
   }
   Type types[] = {Type::Subtraction, Type::Opposite, Type::Multiplication, Type::Division, Type::Addition};
-  return static_cast<const ExpressionNode *>(child)->isOfType(types, 6);
+  return static_cast<const ExpressionNode *>(child)->isOfType(types, 5);
 }
 
 int DivisionNode::serialize(char * buffer, int bufferSize, Preferences::PrintFloatMode floatDisplayMode, int numberOfSignificantDigits) const {