diff --git a/lnbits/extensions/boltcards/templates/boltcards/_api_docs.html b/lnbits/extensions/boltcards/templates/boltcards/_api_docs.html
index 26d37a73..e67ba14b 100644
--- a/lnbits/extensions/boltcards/templates/boltcards/_api_docs.html
+++ b/lnbits/extensions/boltcards/templates/boltcards/_api_docs.html
@@ -11,7 +11,7 @@
         Manage your Bolt Cards self custodian way<br />
 
         <a
-          href="https://github.com/lnbits/lnbits/tree/master/lnbits/extensions/boltcards"
+          href="https://github.com/lnbits/lnbits/tree/main/lnbits/extensions/boltcards"
           >More details</a
         >
         <br />