diff --git a/hledger-ui/hledger-ui.cabal b/hledger-ui/hledger-ui.cabal
index deea2c5b3..a536d6e24 100644
--- a/hledger-ui/hledger-ui.cabal
+++ b/hledger-ui/hledger-ui.cabal
@@ -60,7 +60,7 @@ executable hledger-ui
     , hledger-lib >= 0.27 && < 0.28
     , base >= 3 && < 5
     , base-compat >= 0.8.1
-    , brick >= 0.2 && < 0.3
+    , brick >= 0.2 && < 0.4
     , cmdargs >= 0.8
     , containers
     , data-default
diff --git a/hledger-ui/package.yaml b/hledger-ui/package.yaml
index 2ab3e07d1..7c1cf56ad 100644
--- a/hledger-ui/package.yaml
+++ b/hledger-ui/package.yaml
@@ -69,7 +69,7 @@ executables:
       - hledger-lib >= 0.27 && < 0.28
       - base >= 3 && < 5
       - base-compat >= 0.8.1
-      - brick >= 0.2 && < 0.3
+      - brick >= 0.2 && < 0.4
       - cmdargs >= 0.8
       - containers
       - data-default
diff --git a/stack.yaml b/stack.yaml
index bcc14ac8b..9a0580c4e 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -9,10 +9,9 @@ packages:
 
 #flags:
 
-resolver: nightly-2015-11-04  # or newer
+resolver: lts-4.1  # or newer
 
-extra-deps:
-- uglymemo-0.1.0.1
+# extra-deps:
 
 # ghc-options:
 #   rtsopts: