diff --git a/exercises/Hello-World/uHelloWorldExample.pas b/exercises/hello-world/uHelloWorldExample.pas
similarity index 100%
rename from exercises/Hello-World/uHelloWorldExample.pas
rename to exercises/hello-world/uHelloWorldExample.pas
diff --git a/exercises/Hello-World/uTestHelloWorld.pas b/exercises/hello-world/uTestHelloWorld.pas
similarity index 100%
rename from exercises/Hello-World/uTestHelloWorld.pas
rename to exercises/hello-world/uTestHelloWorld.pas