diff --git a/voc-web.cabal b/voc-web.cabal
index 234b7b6..3903761 100644
--- a/voc-web.cabal
+++ b/voc-web.cabal
@@ -6,8 +6,7 @@ cabal-version:      >= 1.10
 executable site
   main-is:          site.hs
   build-depends:    base == 4.*
-                  , hakyll == 4.15.*
-                  , containers == 0.6.*
+                  , hakyll == 4.16.*
                   , filepath == 1.4.*
                   , pandoc
   ghc-options:      -threaded