diff --git a/qpsmtpd-forkserver b/qpsmtpd-forkserver
index e9701a5..67b0889 100755
--- a/qpsmtpd-forkserver
+++ b/qpsmtpd-forkserver
@@ -20,7 +20,7 @@ $| = 1;
 my $has_ipv6 = Qpsmtpd::Constants::has_ipv6;
 
 if ($has_ipv6) {
-  use Socket6;
+  eval 'use Socket6';
 }
 
 # Configuration