diff --git a/Dockerfile b/Dockerfile
index 43926d2b0b..6cf66566c9 100644
--- a/Dockerfile
+++ b/Dockerfile
@@ -77,6 +77,9 @@ RUN addgroup \
 COPY --from=build-env /tmp/local /
 COPY --from=build-env /go/src/code.mokoconsulting.tech/MokoConsulting/MokoGitea/gitea /app/gitea/gitea
 
+# Disable openssh s6 service — we use external SSH (port 2222 via host).
+RUN printf '#!/bin/sh\nexec sleep infinity\n' > /etc/s6/openssh/run && chmod 755 /etc/s6/openssh/run
+
 ENV USER=git
 ENV GITEA_CUSTOM=/data/gitea