diff --git a/Dockerfile b/Dockerfile
index 4180661..dc1010f 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -8,7 +8,10 @@ RUN true && \
     if [ $apkArch = "x86_64" ]; then apkArch=amd64; fi && \
     curl -sLO https://github.com/sigstore/rekor/releases/download/v1.0.1/rekor-cli-linux-${apkArch} && \
     mv rekor-cli-linux-${apkArch} /usr/bin/rekor && \
-    chmod 755 /usr/bin/rekor
+    chmod 755 /usr/bin/rekor && \
+    addgroup -g 998 docker && \
+    addgroup rootless docker && \
+    true
 
 COPY entrypoint.sh /