diff --git a/jerry-core/parser/js/lexer.cpp b/jerry-core/parser/js/lexer.cpp
index 748acad0f..74a5a5192 100644
--- a/jerry-core/parser/js/lexer.cpp
+++ b/jerry-core/parser/js/lexer.cpp
@@ -1690,6 +1690,7 @@ lexer_token_type_to_string (token_type tt)
     case TOK_KEYWORD: return "Keyword";
     case TOK_SMALL_INT: /* FALLTHRU */
     case TOK_NUMBER: return "Number";
+    case TOK_REGEXP: return "RegExp";
 
     case TOK_NULL: return "null";
     case TOK_BOOL: return "bool";
diff --git a/tests/jerry/eval.js b/tests/jerry/eval.js
index 84b5557a8..8f1fe11e6 100644
--- a/tests/jerry/eval.js
+++ b/tests/jerry/eval.js
@@ -107,3 +107,13 @@ catch (e)
 {
   assert (e instanceof SyntaxError);
 }
+
+try
+{
+  eval ("v_0 = {a: Math, /[]/};");
+  assert (false);
+}
+catch(e)
+{
+  assert (e instanceof SyntaxError);
+}