2 files changed, 3 insertions, 3 deletions
diff --git a/stack.yaml b/stack.yaml
index 560d1a9..ff0008d 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,5 +1,5 @@
-# ghc 8.6.5
-resolver: lts-14.20
+# ghc 8.8.3
+resolver: lts-16.0
 
 packages:
  - .
diff --git a/xmobar.cabal b/xmobar.cabal
index 0068451..92f257b 100644
--- a/xmobar.cabal
+++ b/xmobar.cabal
@@ -242,7 +242,7 @@ library
        cpp-options: -DALSA
 
     if flag(with_datezone) || flag(all_extensions)
-       build-depends: timezone-olson >= 0.1 && < 0.3, timezone-series == 0.1.*
+       build-depends: timezone-olson >= 0.2 && < 0.3, timezone-series == 0.1.*
        other-modules: Xmobar.Plugins.DateZone
        cpp-options: -DDATEZONE