diff --git a/app/templates/error_400.html b/app/templates/400.html
similarity index 100%
rename from app/templates/error_400.html
rename to app/templates/400.html
diff --git a/app/templates/error_403.html b/app/templates/403.html
similarity index 100%
rename from app/templates/error_403.html
rename to app/templates/403.html
diff --git a/app/templates/error_404.html b/app/templates/404.html
similarity index 100%
rename from app/templates/error_404.html
rename to app/templates/404.html
diff --git a/app/templates/error_500.html b/app/templates/500.html
similarity index 100%
rename from app/templates/error_500.html
rename to app/templates/500.html