diff --git a/stack.yaml b/stack.yaml
index 4db6cf0a7..15c68a265 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -8,4 +8,4 @@ flags:
 packages:
 - '.'
 extra-deps: []
-resolver: lts-3.0
+resolver: lts-3.1