diff --git a/hy/lex/states.py b/hy/lex/states.py
index 3d1bf93..dad9389 100644
--- a/hy/lex/states.py
+++ b/hy/lex/states.py
@@ -208,6 +208,9 @@ class String(State):
                  ^^^^^^^^  -- String
     """
 
+    def enter(self):
+        self.escaped = False
+
     def exit(self):
         self.result = HyString("".join(self.nodes))
 
@@ -217,9 +220,20 @@ class String(State):
 
             - " - Idle
         """
+        if self.escaped:
+            self.escaped = False
+            if char == "n":
+                self.nodes.append("\n")
+                return
+            raise LexException("Unknown modifier")
+
         if char == "\"":
             return Idle
 
+        if char == "\\":
+            self.escaped = True
+            return
+
         self.nodes.append(char)
 
 
diff --git a/requirements-site.txt b/requirements-site.txt
index 95d96c2..9a970d1 100644
--- a/requirements-site.txt
+++ b/requirements-site.txt
@@ -1,3 +1,4 @@
 flask
 pygments
 codegen
+autopep8
diff --git a/site/app.hy b/site/app.hy
index ca9181f..3377b08 100644
--- a/site/app.hy
+++ b/site/app.hy
@@ -10,6 +10,7 @@
 (import-from hy.lex LexException)
 (import-from hy.importer import_string_to_ast)
 
+(import autopep8)
 (import codegen)
 
 
@@ -17,7 +18,9 @@
 (.add_extension app.jinja_env PygmentsExtension)
 
 
-(defn hy-to-py [hython] (.to_source codegen (import-string-to-ast hython)))
+(defn hy-to-py [hython]
+  (.fix-string autopep8 (.to_source codegen (import-string-to-ast hython))))
+
 (defn err [msg] (make-response msg 500))