1 files changed, 1 insertions, 0 deletions

diff --git a/stack.yaml b/stack.yaml
index a7f27bc..be06145 100644
--- a/stack.yaml
+++ b/stack.yaml
@@ -2,4 +2,5 @@ packages:
 - '.'
 resolver: lts-8.9
 extra-deps:
+- posix-pty-0.2.1
 explicit-setup-deps: