1 files changed, 2 insertions, 3 deletions

diff --git a/stack.yaml b/stack.yaml
index abe5576..ca6d0ad 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -1,9 +1,8 @@
 packages:
 - '.'
-resolver: lts-11.17
+resolver: lts-12.10
 extra-deps:
-- graphviz-2999.18.1.2
+- graphviz-2999.20.0.2
 - posix-pty-0.2.1.1
 - sandi-0.4.2
-- fgl-5.5.4.0
 explicit-setup-deps: