diff --git a/poincare/include/poincare/symbol_abstract.h b/poincare/include/poincare/symbol_abstract.h
index 2c32368f5..bc1e8d9e5 100644
--- a/poincare/include/poincare/symbol_abstract.h
+++ b/poincare/include/poincare/symbol_abstract.h
@@ -44,7 +44,7 @@ class SymbolAbstract : public Expression {
 public:
   const char * name() const { return node()->name(); }
   static size_t TruncateExtension(char * dst, const char * src, size_t len);
-  constexpr static size_t k_maxNameSize = 16;
+  constexpr static size_t k_maxNameSize = 8;
 protected:
   SymbolAbstract(const SymbolAbstractNode * node) : Expression(node) {}
   SymbolAbstractNode * node() const { return static_cast<SymbolAbstractNode *>(Expression::node()); }