diff --git a/ca/ca.go b/ca/ca.go
index a3c03088d..713a38eb9 100644
--- a/ca/ca.go
+++ b/ca/ca.go
@@ -184,7 +184,7 @@ func NewCertificateAuthorityImpl(
 
 	for _, keyAlg := range []x509.PublicKeyAlgorithm{x509.ECDSA, x509.RSA} {
 		if !issuableKeys[keyAlg] {
-			return nil, fmt.Errorf("no %s issuers configured", keyAlg)
+			fmt.Printf("WARNING: no %s issuers configured\n", keyAlg)
 		}
 	}
 
