diff --git a/Dockerfile.rootless b/Dockerfile.rootless
index c87a9656080..558e6cf73bc 100644
--- a/Dockerfile.rootless
+++ b/Dockerfile.rootless
@@ -52,6 +52,7 @@ RUN apk --no-cache add \
     git \
     curl \
     gnupg \
+    openssh-keygen \
     && rm -rf /var/cache/apk/*
 
 RUN addgroup \