diff --git a/parse.y b/parse.y
index 4a93ec5653..c1b74fa074 100644
--- a/parse.y
+++ b/parse.y
@@ -5227,16 +5227,16 @@ parser_parse_string(struct parser_params *parser, NODE *quote)
     }
     pushback(c);
     if (tokadd_string(func, term, paren, &quote->nd_nest) == -1) {
-       if (func & STR_FUNC_REGEXP) {
-           ruby_sourceline = nd_line(quote);
-           rb_compile_error(PARSER_ARG  "unterminated regexp meets end of file");
-           return tREGEXP_END;
-       }
-       else {
-	   ruby_sourceline = nd_line(quote);
-	   rb_compile_error(PARSER_ARG  "unterminated string meets end of file");
-	   return tSTRING_END;
-       }
+	if (func & STR_FUNC_REGEXP) {
+	    ruby_sourceline = nd_line(quote);
+	    rb_compile_error(PARSER_ARG  "unterminated regexp meets end of file");
+	    return tREGEXP_END;
+	}
+	else {
+	    ruby_sourceline = nd_line(quote);
+	    rb_compile_error(PARSER_ARG  "unterminated string meets end of file");
+	    return tSTRING_END;
+	}
     }
 
     tokfix();