diff --git a/chain/Dockerfile b/chain/Dockerfile
index 268a2d5..b8bf6c9 100644
--- a/chain/Dockerfile
+++ b/chain/Dockerfile
@@ -19,8 +19,8 @@ FROM debian:bookworm-slim AS runtime
 WORKDIR /app
 COPY --from=builder /app/target/release/chain /app/chain
 
-RUN apt-get update && apt-get install -y libpq5
+RUN apt-get update && apt-get install -y libpq5 ca-certificates
 
 WORKDIR /app
 
-CMD ["./chain"]
\ No newline at end of file
+CMD ["./chain"]