diff --git a/configure.ac b/configure.ac
index 154feca82..aa1264319 100644
--- a/configure.ac
+++ b/configure.ac
@@ -184,6 +184,7 @@ then
     enable_compkey=yes
     enable_curve25519=yes
     enable_curve448=yes
+    enable_ed448=yes
     enable_ed25519=yes
     enable_fpecc=yes
     enable_eccencrypt=yes