diff --git a/jerry-core/ecma/operations/ecma-symbol-object.c b/jerry-core/ecma/operations/ecma-symbol-object.c
index 16294ec95..36ae69a9b 100644
--- a/jerry-core/ecma/operations/ecma-symbol-object.c
+++ b/jerry-core/ecma/operations/ecma-symbol-object.c
@@ -22,6 +22,7 @@
 #include "ecma-objects.h"
 #include "ecma-objects-general.h"
 #include "ecma-symbol-object.h"
+#include "lit-char-helpers.h"
 
 #if ENABLED (JERRY_ES2015)
 
@@ -127,13 +128,14 @@ ecma_get_symbol_descriptive_string (ecma_value_t symbol_value) /**< symbol to st
   ecma_string_t *symbol_p = ecma_get_symbol_from_value (symbol_value);
   ecma_string_t *string_desc_p = ecma_get_symbol_description (symbol_p);
 
+  ecma_stringbuilder_t builder = ecma_stringbuilder_create ();
+
   /* 5. */
-  ecma_string_t *concat_p = ecma_concat_ecma_strings (ecma_get_magic_string (LIT_MAGIC_STRING_SYMBOL_LEFT_PAREN_UL),
-                                                      string_desc_p);
+  ecma_stringbuilder_append_raw (&builder, (lit_utf8_byte_t *) ("Symbol("), 7);
+  ecma_stringbuilder_append (&builder, string_desc_p);
+  ecma_stringbuilder_append_byte (&builder, LIT_CHAR_RIGHT_PAREN);
 
-  ecma_string_t *final_str_p = ecma_append_magic_string_to_string (concat_p, LIT_MAGIC_STRING_RIGHT_PAREN);
-
-  return ecma_make_string_value (final_str_p);
+  return ecma_make_string_value (ecma_stringbuilder_finalize (&builder));
 } /* ecma_get_symbol_descriptive_string */
 
 /**
diff --git a/jerry-core/lit/lit-magic-strings.inc.h b/jerry-core/lit/lit-magic-strings.inc.h
index 29dbc1138..f46fa2622 100644
--- a/jerry-core/lit/lit-magic-strings.inc.h
+++ b/jerry-core/lit/lit-magic-strings.inc.h
@@ -18,9 +18,6 @@
 
 LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING__EMPTY, "")
 LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_SPACE_CHAR, " ")
-#if ENABLED (JERRY_ES2015)
-LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_RIGHT_PAREN, ")")
-#endif
 #if ENABLED (JERRY_ES2015_MODULE_SYSTEM)
 LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_ASTERIX_CHAR, "*")
 #endif
@@ -377,7 +374,6 @@ LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_REFLECT_UL, "Reflect")
 LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_SQRT1_2_U, "SQRT1_2")
 #endif
 #if ENABLED (JERRY_ES2015)
-LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_SYMBOL_LEFT_PAREN_UL, "Symbol(")
 LIT_MAGIC_STRING_DEF (LIT_MAGIC_STRING_SYMBOL_DOT_UL, "Symbol.")
 #endif
 #if ENABLED (JERRY_ES2015_BUILTIN_CONTAINER) \
diff --git a/jerry-core/lit/lit-magic-strings.ini b/jerry-core/lit/lit-magic-strings.ini
index f19030a33..304b2283e 100644
--- a/jerry-core/lit/lit-magic-strings.ini
+++ b/jerry-core/lit/lit-magic-strings.ini
@@ -25,7 +25,6 @@
 LIT_MAGIC_STRING__EMPTY = ""
 LIT_MAGIC_STRING_ASTERIX_CHAR = "*"
 LIT_MAGIC_STRING_SPACE_CHAR = " "
-LIT_MAGIC_STRING_RIGHT_PAREN = ")"
 LIT_MAGIC_STRING_COMMA_CHAR = ","
 LIT_MAGIC_STRING_COLON_CHAR = ":"
 LIT_MAGIC_STRING_E_U = "E"
@@ -161,7 +160,6 @@ LIT_MAGIC_STRING_BOOLEAN_UL = "Boolean"
 LIT_MAGIC_STRING_PROMISE_UL = "Promise"
 LIT_MAGIC_STRING_REFLECT_UL = "Reflect"
 LIT_MAGIC_STRING_SQRT1_2_U = "SQRT1_2"
-LIT_MAGIC_STRING_SYMBOL_LEFT_PAREN_UL = "Symbol("
 LIT_MAGIC_STRING_SYMBOL_DOT_UL = "Symbol."
 LIT_MAGIC_STRING_BOOLEAN = "boolean"
 LIT_MAGIC_STRING_COMPILE = "compile"