diff --git a/.github/workflows/source/data/airspaces/ctr/ETIK.txt b/.github/workflows/source/data/airspaces/ctr/etik.txt
similarity index 100%
rename from .github/workflows/source/data/airspaces/ctr/ETIK.txt
rename to .github/workflows/source/data/airspaces/ctr/etik.txt