diff --git a/tokio-postgres/src/connect_tls.rs b/tokio-postgres/src/connect_tls.rs
index d220cd3b5..0f6c697c8 100644
--- a/tokio-postgres/src/connect_tls.rs
+++ b/tokio-postgres/src/connect_tls.rs
@@ -24,7 +24,7 @@ where
             return Ok(MaybeTlsStream::Raw(stream))
         }
         SslMode::Prefer if negotiation == SslNegotiation::Direct => {
-            return Err(Error::tls("weak sslmode \"prefer\" may not be used with sslnegotiation=direct (use \"require\", \"verify-ca\", or \"verify-full\")".into()))
+            return Err(Error::tls("weak sslmode \"prefer\" may not be used with sslnegotiation=direct (use \"require\")".into()))
         }
         SslMode::Prefer | SslMode::Require => {}
     }