diff --git a/stack9.4.yaml b/stack9.4.yaml
index 2c179e3f8..7a39ae7c5 100644
--- a/stack9.4.yaml
+++ b/stack9.4.yaml
@@ -1,6 +1,6 @@
 # stack build plan using GHC 9.4.8
 
-resolver: lts-21.24
+resolver: lts-21.25
 
 packages:
 - hledger-lib
@@ -9,11 +9,12 @@ packages:
 - hledger-web
 
 extra-deps:
-  - vty-windows-0.2.0.1
-  - vty-crossplatform-0.4.0.0
-  - brick-2.1.1
-  - vty-6.1
-  - vty-unix-0.2.0.0
+- brick-2.3.1
+- vty-6.2
+- vty-crossplatform-0.4.0.0
+- vty-unix-0.2.0.0
+- vty-windows-0.2.0.1
+
 nix:
   pure: false
   packages: [perl gmp ncurses zlib]