diff --git a/go/externals/proof_support_web.go b/go/externals/proof_support_web.go
index 14ddb062c38a..98e2532cf2db 100644
--- a/go/externals/proof_support_web.go
+++ b/go/externals/proof_support_web.go
@@ -46,7 +46,7 @@ func (rc *WebChecker) CheckHint(ctx libkb.ProofContext, h libkb.SigHint) libkb.P
 
 	files := webKeybaseFiles
 	urlBase := rc.proof.ToDisplayString()
-	theirURL := strings.ToLower(h.GetAPIURL())
+	theirURL := h.GetAPIURL()
 
 	for _, file := range files {
 		ourURL := urlBase + "/" + file