diff --git a/working-groups/Multi-Tenancy/multi-tenancy-main.tex b/working-groups/multi-tenancy/multi-tenancy-main.tex
similarity index 100%
rename from working-groups/Multi-Tenancy/multi-tenancy-main.tex
rename to working-groups/multi-tenancy/multi-tenancy-main.tex
diff --git a/working-groups/Use-cases/use-cases-main.tex b/working-groups/use-cases/use-cases-main.tex
similarity index 100%
rename from working-groups/Use-cases/use-cases-main.tex
rename to working-groups/use-cases/use-cases-main.tex