diff --git a/Dockerfile.ci b/Dockerfile.ci
index 948808b..ab0d4c9 100644
--- a/Dockerfile.ci
+++ b/Dockerfile.ci
@@ -1,4 +1,5 @@
 FROM rust:1.55
+USER 1000:999
 COPY Cargo.toml .
 RUN mkdir ./src && echo "fn main() {}" > ./src/main.rs && cargo fetch
 COPY src/ ./src/