diff --git a/SSH-hardening-guide---OPNsense-20.1.2-and-newer.md b/SSH-hardening-guide:-OPNsense-20.1.2-and-newer.md
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rename from SSH-hardening-guide---OPNsense-20.1.2-and-newer.md
rename to SSH-hardening-guide:-OPNsense-20.1.2-and-newer.md