diff --git a/crates/ptth_quic/Dockerfile b/crates/ptth_quic/Dockerfile
index 93d29ff..eb2f8bc 100644
--- a/crates/ptth_quic/Dockerfile
+++ b/crates/ptth_quic/Dockerfile
@@ -62,6 +62,7 @@ RUN touch crates/ptth_core/src/lib.rs
 # build for release
 # gate only on ptth_relay tests for now
 RUN \
+find . && \
 cargo build --release -p ptth_quic --bin ptth_quic_relay_server && \
 cargo test --release -p ptth_quic --bin ptth_quic_relay_server