diff --git a/Requires b/Requires
new file mode 100644
--- /dev/null
+++ b/Requires
diff --git a/tintin.cabal b/tintin.cabal
--- a/tintin.cabal
+++ b/tintin.cabal
@@ -2,10 +2,10 @@
 --
 -- see: https://github.com/sol/hpack
 --
--- hash: 7647be86161169e6a64d48e037232b667bc54e1e83088decea8738f17b5137ff
+-- hash: 0946a08615a295ffb94e658eff82aa6ddcb5eda88b5525f349babfda0b6686ae
 
 name:           tintin
-version:        1.9.0
+version:        1.9.1
 synopsis:       A softer alternative to Haddock
 description:    Please see the website <https://theam.github.io/tintin>
 category:       Documentation
@@ -21,6 +21,7 @@
 extra-source-files:
     ChangeLog.md
     README.md
+    Requires
 
 source-repository head
   type: git