diff --git a/chaiscript/chaiscript_parser.hpp b/chaiscript/chaiscript_parser.hpp
index 569a033..c7f0655 100644
--- a/chaiscript/chaiscript_parser.hpp
+++ b/chaiscript/chaiscript_parser.hpp
@@ -1132,12 +1132,12 @@ namespace chaiscript
 
             if (Dot_Access()) {
                 retval = true;
-                if (Symbol("*", true) || Symbol("/", true)) {
+                if (Symbol("*", true) || Symbol("/", true) || Symbol("%", true)) {
                     do {
                         if (!Dot_Access()) {
                             throw Parse_Error("Incomplete math expression", File_Position(line, col), filename);
                         }
-                    } while (retval && (Symbol("*", true) || Symbol("/", true)));
+                    } while (retval && (Symbol("*", true) || Symbol("/", true) || Symbol("%", true)));
 
                     build_match(Token_Type::Multiplicative, prev_stack_top);
                 }
diff --git a/chaiscript/chaiscript_prelude.hpp b/chaiscript/chaiscript_prelude.hpp
index 10178bb..c9ab7e2 100644
--- a/chaiscript/chaiscript_prelude.hpp
+++ b/chaiscript/chaiscript_prelude.hpp
@@ -8,7 +8,7 @@ const char *chaiscript_prelude = " \
 def to_string(x) : call_exists(first, x) && call_exists(second, x) { \n\
   \"<\" + x.first.to_string() + \", \" + x.second.to_string() + \">\"\n\
 }\n\
-def to_string(x) : !is_type(\"string\", x) && call_exists(range, x) { \n\
+def to_string(x) : call_exists(range, x) && !is_type(\"string\", x){ \n\
   \"[\" + x.join(\", \") + \"]\"\n\
 }\n\
 def to_string(x) { \n\