diff --git a/backend/nixpacks.toml b/backend/nixpacks.toml
new file mode 100644
index 0000000..595ad32
--- /dev/null
+++ b/backend/nixpacks.toml
@@ -0,0 +1,2 @@
+[variables]
+    NIXPACKS_POETRY_VERSION='1.8.4'
\ No newline at end of file