diff --git a/Dockerfile b/Dockerfile
index 9d4ac98..4f5f0eb 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -19,7 +19,7 @@ RUN cargo build --release --bin zero2prod
 FROM debian:bullseye-slim AS runtime
 WORKDIR /app
 RUN apt-get update -y \
-    && apt-get install -y --no-install-recommends openssl \
+    && apt-get install -y --no-install-recommends openssl ca-certificates \
     # Clean up
     && apt-get autoremove -y \
     && apt-get clean -y \