diff --git a/poetry.lock b/poetry.lock
index f3f9feb984..40ac76c956 100644
--- a/poetry.lock
+++ b/poetry.lock
@@ -1,3 +1,3 @@
 version https://git-lfs.github.com/spec/v1
-oid sha256:ab90e8135691b57fc9d3fb8bbb48c2bb164d9ea72730b027f1cca58725f8af7b
-size 611978
+oid sha256:0688911afd40224d178a2a8fc204134b0565c1ac4da436f72584c27477114072
+size 610339
diff --git a/pyproject.toml b/pyproject.toml
index a25fcc1645..5bacc88b92 100644
--- a/pyproject.toml
+++ b/pyproject.toml
@@ -107,6 +107,7 @@ sounddevice = "*"
 spidev = { version = "*", platform = "linux" }
 sympy = "*"
 websocket_client = "*"
+sortedcontainers = "*"
 
 # acados deps
 casadi = "*"