diff --git a/.forgejo/workflows/botserver.yaml b/.forgejo/workflows/botserver.yaml
index 831ab694..39e19073 100644
--- a/.forgejo/workflows/botserver.yaml
+++ b/.forgejo/workflows/botserver.yaml
@@ -33,6 +33,7 @@ jobs:
       - name: Build BotServer and BotUI
         run: |
           cd /opt/gbo/work/generalbots
+          rustup default stable
           export RUSTC_WRAPPER=sccache
           echo "=== sccache stats before build ==="
           sccache --show-stats 2>/dev/null || echo "sccache not available"