diff --git a/README.md b/README.md
--- a/README.md
+++ b/README.md
@@ -14,7 +14,7 @@
 ### TODO details
 
 Specify details about your TODO's so that you can filter and sort them with
-ease! Specify details within parenthasis and separate with the `|` delimeter.
+ease! Specify details within parenthesis and separate with the `|` delimeter.
 
 ```python
 # TODO(assignee|p=1|keys=vals|#tags) 
diff --git a/app/Main.hs b/app/Main.hs
--- a/app/Main.hs
+++ b/app/Main.hs
@@ -300,13 +300,21 @@
 fileTypeToComment :: [(T.Text, T.Text)]
 fileTypeToComment =
   [ (".c", "//")
+  , (".cc", "//")
   , (".clj", ";;")
   , (".cpp", "//")
+  , (".cxx", "//")
+  , (".c++", "//")
   , (".cs", "//")  
   , (".ex", "#")
   , (".erl", "%")
   , (".go", "//")
+  , (".h", "//")
+  , (".hh", "//")
+  , (".hpp", "//")
   , (".hs", "--")
+  , (".hxx", "//")
+  , (".h++", "//")
   , (".java", "//")
   , (".js", "//")
   , (".kt", "//")
diff --git a/toodles.cabal b/toodles.cabal
--- a/toodles.cabal
+++ b/toodles.cabal
@@ -1,6 +1,6 @@
 cabal-version: >=1.10
 name: toodles
-version: 0.1.0.13
+version: 0.1.0.14
 license: MIT
 copyright: 2018 Avi Press
 maintainer: mail@avi.press