diff --git a/src/dns.rs b/src/dns.rs
index 3b9a942..b06256a 100644
--- a/src/dns.rs
+++ b/src/dns.rs
@@ -32,7 +32,7 @@ pub fn rcode(packet: &[u8]) -> u8 {
     packet[3] & 0x0f
 }
 
-pub fn is_temporary_error(packet: &[u8]) -> bool {
+pub fn is_recoverable_error(packet: &[u8]) -> bool {
     let rcode = rcode(packet);
     rcode == DNS_RCODE_SERVFAIL || rcode == DNS_RCODE_REFUSED
 }
diff --git a/src/main.rs b/src/main.rs
index 3aa6670..a67efe6 100644
--- a/src/main.rs
+++ b/src/main.rs
@@ -302,7 +302,7 @@ impl DoH {
                     return future::err(Error::UpstreamIssue);
                 }
                 packet.truncate(len);
-                let ttl = if dns::is_temporary_error(&packet) {
+                let ttl = if dns::is_recoverable_error(&packet) {
                     err_ttl
                 } else {
                     match dns::min_ttl(&packet, min_ttl, max_ttl, err_ttl) {