diff --git a/superpage/src/content/courses/nr-11-operador-de-empilhadeira.md b/superpage/src/content/courses/nr-11-operador-de-empilhadeira.mdx
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rename from superpage/src/content/courses/nr-11-operador-de-empilhadeira.md
rename to superpage/src/content/courses/nr-11-operador-de-empilhadeira.mdx