diff --git a/src/exp.h b/src/exp.h
index 33c4b7b..0b2b306 100644
--- a/src/exp.h
+++ b/src/exp.h
@@ -69,7 +69,7 @@ inline const RegEx& Hex() {
 inline const RegEx& NotPrintable() {
   static const RegEx e =
       RegEx(0) |
-      RegEx("\x01\x02\x03\x04\x05\x06\x07\x08\x0B\x0C\x7F", REGEX_OR) |
+      RegEx("\x01\x02\x03\x04\x05\x06\x07\x08\x0B\x0C\x0D\x7F", REGEX_OR) |
       RegEx(0x0E, 0x1F) |
       (RegEx('\xC2') + (RegEx('\x80', '\x84') | RegEx('\x86', '\x9F')));
   return e;
diff --git a/test/integration/emitter_test.cpp b/test/integration/emitter_test.cpp
index 04adadf..0ed5392 100644
--- a/test/integration/emitter_test.cpp
+++ b/test/integration/emitter_test.cpp
@@ -1127,6 +1127,13 @@ TEST_F(EmitterTest, SingleChar) {
   ExpectEmit("- a\n- \":\"\n- \"\\x10\"\n- \"\\n\"\n- \" \"\n- \"\\t\"");
 }
 
+TEST_F(EmitterTest, EscepeCharOnMap) {
+  out << BeginMap;
+  out << Key << "key" << Value << "\rvalue";
+  out << EndMap;
+  ExpectEmit("key: \"\\rvalue\"");
+}
+
 TEST_F(EmitterTest, DefaultPrecision) {
   out << BeginSeq;
   out << 1.3125f;