diff --git a/_data/signed/k1tteh b/_data/signed/k1tteh.yaml similarity index 100% rename from _data/signed/k1tteh rename to _data/signed/k1tteh.yaml diff --git a/_data/signed/schreiberstein b/_data/signed/schreiberstein.yaml similarity index 100% rename from _data/signed/schreiberstein rename to _data/signed/schreiberstein.yaml