diff --git a/Dockerfile b/Dockerfile
index af1b9aae1090c64017832c7b811966c9e49f2ef6..21566974459e8ede360a1b445cce0cee55c227ed 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -29,9 +29,10 @@ RUN groupadd -g 1000 clair && \
     useradd -r -u 1000 -m -s /sbin/nologin -g clair clair && \
     mkdir /etc/clair && \
     dnf upgrade -y && \
-    dnf install -y git xz && \ 
+    dnf install --nodocs -y git xz && \
     dnf clean all && \
-    rm -rf /var/cache/dnf
+    rm -rf /var/cache/dnf && \
+    chmod -s /usr/libexec/openssh/ssh-keysign
 
 COPY --from=base /clair /clair
 COPY --from=base /usr/bin/dumb-init /usr/bin/dumb-init