diff --git a/.builds/tfclient.yml b/.builds/tfclient.yml
index 18fcb65..1db6e86 100644
--- a/.builds/tfclient.yml
+++ b/.builds/tfclient.yml
@@ -1,4 +1,4 @@
-image: debian/bullseye
+image: debian/buster
 packages:
   - rust
   - cargo