diff --git a/userspace/openpilot_dependencies.sh b/userspace/openpilot_dependencies.sh
index 99c5f4d..9e2337b 100755
--- a/userspace/openpilot_dependencies.sh
+++ b/userspace/openpilot_dependencies.sh
@@ -9,6 +9,7 @@ apt-get install --no-install-recommends -yq \
     automake \
     build-essential \
     bzip2 \
+    casync \
     clang \
     clinfo \
     cmake \