diff --git a/README.md b/README.md
index e181386..9efb03a 100644
--- a/README.md
+++ b/README.md
@@ -1,6 +1,9 @@
 # broker2anexoj
 
-This tool converts the statements from brokers into a format compatible with the Portuguese IRS form: [Mod_3_anexo_j](https://info.portaldasfinancas.gov.pt/pt/apoio_contribuinte/modelos_formularios/irs/Documents/Mod_3_anexo_J.pdf)
+This tool converts the statements from brokers and exchanges into a format compatible with the Portuguese IRS form: [Mod_3_anexo_j](https://info.portaldasfinancas.gov.pt/pt/apoio_contribuinte/modelos_formularios/irs/Documents/Mod_3_anexo_J.pdf)
+
+> [!WARNING]
+> Although I made significant efforts to ensure the correctness of the calculations you should verify any outputs produced by this tool on your own or with a certified accountant.
 
 > [!NOTE]
 > This tool is in early stages of development. Use at your own risk!