diff --git a/Dockerfile b/Dockerfile
index f352c8c..d6ebf0f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -4,12 +4,19 @@ WORKDIR /app/
 
 COPY . .
 
-RUN cargo build --release
+RUN --mount=type=cache,target=/usr/local/cargo/registry \
+      --mount=type=cache,target=/app/target/ \
+      cargo build --release && \
+      cp target/release/region-restriction-checker .
 
 FROM debian:stable-slim
 
+RUN apt-get update && \
+    apt-get install -y ca-certificates && \
+    rm -rf /var/lib/apt/lists/*
+
 WORKDIR /app/
 
-COPY --from=builder /app/target/release/region-restriction-checker .
+COPY --from=builder /app/region-restriction-checker .
 
 CMD ["/app/region-restriction-checker"]