diff --git a/docs/email.en.md b/docs/email.en.md
index 8f6e18fd..7c6787d2 100644
--- a/docs/email.en.md
+++ b/docs/email.en.md
@@ -86,7 +86,7 @@ For everything else, we recommend a variety of email providers based on sustaina
 
 ??? check "Private Payment Methods"
 
-    Proton Mail accepts Bitcoin in addition to accepting credit/debit cards and PayPal.
+    Proton Mail [accepts](https://proton.me/support/payment-options) Bitcoin and cash by mail in addition to standard credit/debit card and PayPal payments.
 
 ??? check "Account Security"