diff --git a/libretroshare/src/pqi/authgpg.cc b/libretroshare/src/pqi/authgpg.cc
index 140534d0b..de172af9b 100644
--- a/libretroshare/src/pqi/authgpg.cc
+++ b/libretroshare/src/pqi/authgpg.cc
@@ -1150,10 +1150,9 @@ bool AuthGPG::loadCertificates()
 std::string AuthGPG::SaveCertificateToString(std::string id)
 {
 
-        if (!isGPGValid(id)) {
+        if (!isGPGId(id)) {
                 std::cerr << "AuthGPG::SaveCertificateToString() unknown ID" << std::endl;
-		std::string emptystr;
-		return emptystr;
+                return "";
 	}
 
 	RsStackMutex stack(pgpMtx); /******* LOCKED ******/