1 files changed, 2 insertions, 0 deletions

diff --git a/postdelay.cabal b/postdelay.cabal
index 2e66ace..6d4323a 100644
--- a/postdelay.cabal
+++ b/postdelay.cabal
@@ -36,6 +36,8 @@ library
                      , units >=2.4 && <3
                      , units-defs >=2.0 && <3
                      , exceptions >=0.8 && <1
+                     , lens >=4.15 && <5
+                     , lens-datetime >=0.3 && <1
   hs-source-dirs:      lib
   default-language:    Haskell2010